Gelidium corneum vars. - Early photography, Public domain image
Public domain scan of artwork from NYPL collection, free to use, no copyright restrictions image - Picryl description
Furcellaria fastigiata. Botanical cyanotype contact print
Public domain scan of artwork from NYPL collection, free to use, no copyright restrictions image - Picryl description
Contents list. Botanical cyanotype contact print
Public domain scan of artwork from NYPL collection, free to use, no copyright restrictions image - Picryl description
Ectocarpus siliculosus. Botanical cyanotype contact print
Public domain scan of artwork from NYPL collection, free to use, no copyright restrictions image - Picryl description
Ectocarpus crinitus. Botanical cyanotype contact print
Public domain scan of artwork from NYPL collection, free to use, no copyright restrictions image - Picryl description
Chylocladia kaliformis. Botanical cyanotype contact print
Public domain scan of artwork from NYPL collection, free to use, no copyright restrictions image - Picryl description
Inside front wrapper. - Early photography, Public domain image
Public domain scan of artwork from NYPL collection, free to use, no copyright restrictions image - Picryl description
Inside front wrapper. - Early photography, Public domain image
Public domain scan of artwork from NYPL collection, free to use, no copyright restrictions image - Picryl description
Ectocarpus sphaerophorus. Botanical cyanotype contact print
Public domain scan of artwork from NYPL collection, free to use, no copyright restrictions image - Picryl description
Griffithsia equisetifolia. Botanical cyanotype contact print
Public domain scan of artwork from NYPL collection, free to use, no copyright restrictions image - Picryl description
Contents list. Botanical cyanotype contact print
Public domain scan of artwork from NYPL collection, free to use, no copyright restrictions image - Picryl description
Laurencia pinnatifida. Botanical cyanotype contact print
Public domain scan of artwork from NYPL collection, free to use, no copyright restrictions image - Picryl description
Polysiphonia elongata. Botanical cyanotype contact print
Public domain scan of artwork from NYPL collection, free to use, no copyright restrictions image - Picryl description
Halyseris polypodioides. Botanical cyanotype contact print
Public domain scan of artwork from NYPL collection, free to use, no copyright restrictions image - Picryl description
Padina deusta. Botanical cyanotype contact print
Public domain scan of artwork from NYPL collection, free to use, no copyright restrictions image - Picryl description
Sargassum vulgare. Botanical cyanotype contact print
Public domain scan of artwork from NYPL collection, free to use, no copyright restrictions image - Picryl description
Delesseria hypoglossum (in fruit).
Public domain scan of artwork from NYPL collection, free to use, no copyright restrictions image - Picryl description
Chorda lomentaria. Botanical cyanotype contact print
Public domain scan of artwork from NYPL collection, free to use, no copyright restrictions image - Picryl description
Sphacelaria radicans. Botanical cyanotype contact print
Public domain scan of artwork from NYPL collection, free to use, no copyright restrictions image - Picryl description
Inside back wrapper. - Early photography, Public domain image
Public domain scan of artwork from NYPL collection, free to use, no copyright restrictions image - Picryl description
Desmarestia aculeata, young state.
Public domain scan of artwork from NYPL collection, free to use, no copyright restrictions image - Picryl description
Laurencia pinnatifida var. angusta.
Public domain scan of artwork from NYPL collection, free to use, no copyright restrictions image - Picryl description
Back wrapper. - Early photography, Public domain image
Public domain scan of artwork from NYPL collection, free to use, no copyright restrictions image - Picryl description
Nitophyllum laceratum ß uncinatum.
Public domain scan of artwork from NYPL collection, free to use, no copyright restrictions image - Picryl description
Himanthalia lorea. Botanical cyanotype contact print
Public domain scan of artwork from NYPL collection, free to use, no copyright restrictions image - Picryl description
Contents list. Botanical cyanotype contact print
Public domain scan of artwork from NYPL collection, free to use, no copyright restrictions image - Picryl description
Lichina confinis. Botanical cyanotype contact print
Public domain scan of artwork from NYPL collection, free to use, no copyright restrictions image - Picryl description
Laurencia obtusa.
Public domain scan of the book page, free to use, no copyright restrictions image - Picryl description
Back wrapper. - Early photography, Public domain image
Public domain scan of artwork from NYPL collection, free to use, no copyright restrictions image - Picryl description
Odonthalia dentata - Early photography, Public domain image
Public domain scan of artwork from NYPL collection, free to use, no copyright restrictions image - Picryl description
Gigartina purpurascens - Early photography, Public domain image
Public domain scan of artwork from NYPL collection, free to use, no copyright restrictions image - Picryl description
Griffithsia equisetifolia - Early photography, Public domain image
Public domain scan of artwork from NYPL collection, free to use, no copyright restrictions image - Picryl description
Callithamnion plumula - Early photography, Public domain image
Public domain scan of artwork from NYPL collection, free to use, no copyright restrictions image - Picryl description
Sargassum vulgare - Public domain dedication image
Public domain scan of artwork from NYPL collection, free to use, no copyright restrictions image - Picryl description
Cystoseira fibrosa - Early photography, Public domain image
Public domain scan of artwork from NYPL collection, free to use, no copyright restrictions image - Picryl description
Punctaria tenuissima Botanical cyanotype contact print
Public domain scan of a medieval manuscript, free to use, no copyright restrictions image - Picryl description.
Lichina pygmæa. Botanical cyanotype contact print
Picryl description: Public domain image of photogram, free to use, no copyright restrictions photo.
Porphyra linearis. Botanical cyanotype contact print
Picryl description: Public domain image of photogram, free to use, no copyright restrictions photo.
Inside back wrapper. - Early photography, Public domain image
Picryl description: Public domain image of photogram, free to use, no copyright restrictions photo.
Inside back wrapper. - Early photography, Public domain image
Picryl description: Public domain image of photogram, free to use, no copyright restrictions photo.
Myriotrichia claviformis. Botanical cyanotype contact print
Picryl description: Public domain image of photogram, free to use, no copyright restrictions photo.
Chylocladia articulata. Botanical cyanotype contact print
Picryl description: Public domain image of photogram, free to use, no copyright restrictions photo.
Grateloupia filicina. Botanical cyanotype contact print
Picryl description: Public domain image of photogram, free to use, no copyright restrictions photo.
Contents list. Botanical cyanotype contact print
Picryl description: Public domain image of photogram, free to use, no copyright restrictions photo.
Helminthocladia Griffithsiana. Botanical cyanotype contact print
Picryl description: Public domain image of photogram, free to use, no copyright restrictions photo.
Inside back wrapper. - Early photography, Public domain image
Picryl description: Public domain image of photogram, free to use, no copyright restrictions photo.
Inside front wrapper. - Early photography, Public domain image
Picryl description: Public domain image of photogram, free to use, no copyright restrictions photo.
Dictyota dichotoma, in the young state; and in fruit.
Picryl description: Public domain image of photogram, free to use, no copyright restrictions photo.
Helminthocladia virescens. Botanical cyanotype contact print
Picryl description: Public domain image of photogram, free to use, no copyright restrictions photo.
Nitophyllum ulvoideum. Botanical cyanotype contact print
Picryl description: Public domain image of photogram, free to use, no copyright restrictions photo.
Microcladia glandulosa. Botanical cyanotype contact print
Picryl description: Public domain image of photogram, free to use, no copyright restrictions photo.
Sphaerococcus coronopifolius. Botanical cyanotype contact print
Picryl description: Public domain image of photogram, free to use, no copyright restrictions photo.
Fucus vesiculosus v. balticus. Botanical cyanotype contact print
Picryl description: Public domain image of photogram, free to use, no copyright restrictions photo.
Polysiphonia parasitica. Botanical cyanotype contact print
Picryl description: Public domain image of photogram, free to use, no copyright restrictions photo.
Dumontia filiformis. Botanical cyanotype contact print
Picryl description: Public domain image of photogram, free to use, no copyright restrictions photo.
Gelidium cartilagineum.
Public domain scan of the book page, free to use, no copyright restrictions image - Picryl description
Iridæa edulis - Early photography, Public domain image
Public domain scan of artwork from NYPL collection, free to use, no copyright restrictions image - Picryl description
Iridaea edulis - Early photography, Public domain image
Public domain reproduction of illuminated book page, free to use, no copyright restrictions image - Picryl description
Punctaria Plantaginea - Early photography, Public domain image
Public domain scan of artwork from NYPL collection, free to use, no copyright restrictions image - Picryl description
Plocamium coccineum - Early photography, Public domain image
Public domain scan of artwork from NYPL collection, free to use, no copyright restrictions image - Picryl description
Asperococcus echinatus - Early photography, Public domain image
Public domain scan of artwork from NYPL collection, free to use, no copyright restrictions image - Picryl description
Helminthocladia virescens - Early photography, Public domain image
Public domain scan of artwork from NYPL collection, free to use, no copyright restrictions image - Picryl description
Plocamium coccineum (in fruit) - Early photography, Public domain imag...
Public domain scan of artwork from NYPL collection, free to use, no copyright restrictions image - Picryl description
Padina pavonia - Public domain dedication image
Public domain scan of artwork from NYPL collection, free to use, no copyright restrictions image - Picryl description
Nitophyllum ulvoideum in fruit - Public domain dedication image
Public domain scan of artwork from NYPL collection, free to use, no copyright restrictions image - Picryl description
Fucus canaliculatus. Botanical cyanotype contact print
Picryl description: Public domain image of photogram, free to use, no copyright restrictions photo.
Mesogloia moniliformis. Botanical cyanotype contact print
Picryl description: Public domain image of photogram, free to use, no copyright restrictions photo.
Cystoseira barbata. Botanical cyanotype contact print
Picryl description: Public domain image of photogram, free to use, no copyright restrictions photo.
Ectocarpus sphærophorus. Botanical cyanotype contact print
Picryl description: Public domain image of photogram, free to use, no copyright restrictions photo.
Cystoseira granulata. Botanical cyanotype contact print
Picryl description: Public domain image of photogram, free to use, no copyright restrictions photo.
Rhodomenia polycarpa. Botanical cyanotype contact print
Picryl description: Public domain image of photogram, free to use, no copyright restrictions photo.
Ectocarpus crinitus. Botanical cyanotype contact print
Picryl description: Public domain image of photogram, free to use, no copyright restrictions photo.
Chordaria flagelliformis. Botanical cyanotype contact print
Picryl description: Public domain image of photogram, free to use, no copyright restrictions photo.
Inside front wrapper. - Early photography, Public domain image
Picryl description: Public domain image of photogram, free to use, no copyright restrictions photo.
Chondrus crispus. Botanical cyanotype contact print
Picryl description: Public domain image of photogram, free to use, no copyright restrictions photo.
Back wrapper. - Early photography, Public domain image
Picryl description: Public domain image of photogram, free to use, no copyright restrictions photo.
Rhodomenia palmata. Botanical cyanotype contact print
Picryl description: Public domain image of photogram, free to use, no copyright restrictions photo.
Front wrapper. - Early photography, Public domain image
Picryl description: Public domain image of photogram, free to use, no copyright restrictions photo.
Rhodomenia palmetta. Botanical cyanotype contact print
Picryl description: Public domain image of photogram, free to use, no copyright restrictions photo.
Polysiphonia subulifera. Botanical cyanotype contact print
Picryl description: Public domain image of photogram, free to use, no copyright restrictions photo.
Cutleria multifida. Botanical cyanotype contact print
Picryl description: Public domain image of photogram, free to use, no copyright restrictions photo.
Delesseria angustissima. Botanical cyanotype contact print
Picryl description: Public domain image of photogram, free to use, no copyright restrictions photo.
Nitophyllum Gmeleni. Botanical cyanotype contact print
Picryl description: Public domain image of photogram, free to use, no copyright restrictions photo.
Cystoseira ericoides. Botanical cyanotype contact print
Picryl description: Public domain image of photogram, free to use, no copyright restrictions photo.
Halymenia ligulata var. latifolia.
Picryl description: Public domain image of photogram, free to use, no copyright restrictions photo.
Notice. Botanical cyanotype contact print
Public domain scan of manuscript, NYPL collection, free to use, no copyright restrictions image - Picryl description.
Halymenia furcellata. Botanical cyanotype contact print
Picryl description: Public domain image of photogram, free to use, no copyright restrictions photo.
Asperococcus pusillus. Botanical cyanotype contact print
Picryl description: Public domain image of photogram, free to use, no copyright restrictions photo.
Plocamium coccineum (in fruit).
Picryl description: Public domain image of photogram, free to use, no copyright restrictions photo.
Bonnemaisonia asparagoides. Botanical cyanotype contact print
Picryl description: Public domain image of photogram, free to use, no copyright restrictions photo.
Laminaria saccharina. Botanical cyanotype contact print
Picryl description: Public domain image of photogram, free to use, no copyright restrictions photo.
Ceramium ciliatum. Botanical cyanotype contact print
Picryl description: Public domain image of photogram, free to use, no copyright restrictions photo.
Halyseris polypodioides. Botanical cyanotype contact print
Picryl description: Public domain image of photogram, free to use, no copyright restrictions photo.
Myriotrichia filiformis. Botanical cyanotype contact print
Picryl description: Public domain image of photogram, free to use, no copyright restrictions photo.
Laminaria debilis. Botanical cyanotype contact print
Picryl description: Public domain image of photogram, free to use, no copyright restrictions photo.
Contents, page 3. Botanical cyanotype contact print
Picryl description: Public domain image of photogram, free to use, no copyright restrictions photo.
![Callithamnion gracillimum [loose plate].](https://cache.getarchive.net/Prod/thumb/cdn6/L3Bob3RvLzE4NTIvMTIvMzEvY2FsbGl0aGFtbmlvbi1ncmFjaWxsaW11bS1sb29zZS1wbGF0ZS02ZjFmYmItMTAyNC5qcGc%3D/40/49/webp "Callithamnion gracillimum [loose plate].")
Callithamnion gracillimum [loose plate].
Picryl description: Public domain image of photogram, free to use, no copyright restrictions photo.
Gelidium cartilagineum. Botanical cyanotype contact print
Picryl description: Public domain image of photogram, free to use, no copyright restrictions photo.
Halymenia furcellaria - Early photography, Public domain image
Public domain scan of artwork from NYPL collection, free to use, no copyright restrictions image - Picryl description
Chordaria flagelliformis - Early photography, Public domain image
Public domain scan of artwork from NYPL collection, free to use, no copyright restrictions image - Picryl description