Sphacelaria radicans. Botanical cyanotype contact print
Public domain scan of artwork from NYPL collection, free to use, no copyright restrictions image - Picryl description
Sphacelaria velutina : 1. Tufts (some only entirely) detached; 2. [Tuf...
Public domain scan of artwork from NYPL collection, free to use, no copyright restrictions image - Picryl description
Sphacelaria velutina : 1. Tufts (some only entirely) detached; 2. [Tuf...
Public domain scan of the book page, free to use, no copyright restrictions image - Picryl description
Sphacelaria velutina : 1. Tufts (some only entirely) detached; 2. [Tuf...
Public domain scan of artwork from NYPL collection, free to use, no copyright restrictions image - Picryl description
Sphacelaria radicans - Public domain dedication image
Public domain scan of artwork from NYPL collection, free to use, no copyright restrictions image - Picryl description
Sphacelaria plumosa. Botanical cyanotype contact print
Picryl description: Public domain image of photogram, free to use, no copyright restrictions photo.
Sphacelaria plumosa - Early photography, Public domain image
Public domain scan of artwork from NYPL collection, free to use, no copyright restrictions image - Picryl description
Sphacelaria radicans - Early photography, Public domain image
Public domain scan of artwork from NYPL collection, free to use, no copyright restrictions image - Picryl description
Sphacelaria plumosa Botanical cyanotype contact print
Public domain scan of a medieval manuscript, free to use, no copyright restrictions image - Picryl description.
Sphacelaria velutina : 1. Tufts (some only entirely) detached; 2. [Tuf...
Public domain photograph of decorated book cover, binding, free to use, no copyright restrictions image - Picryl description
Sphacelaria plumosa. Botanical cyanotype contact print
Public domain photograph of electric power plant, generation, 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