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Tænia serrata or Serrated Tape Worm from a Cat in its natural size; Ma...
Public domain scan of a technical diagram, plan, or drawing, free to use, no copyright restrictions - Picryl description.
Surveys. Precise tape measurements on ice across the Hudson river bet...
Public domain scan of artwork related to technological or industrial history, free to use, no copyright restrictions image - Picryl description
Court House and County Clerk's Office Richmond, Staten Island ...
Picryl description: Public domain photo of vintage New York postcard, free to use, no copyright restrictions image.