Picryl description: Public domain image of a fire insurance map, fire insurance plan, free to use, no copyright restrictions.
Maine stereoscopic card. Robert Dennis's stereographs collection includes more than 72,000 stereoscopic views organized primarily by geography. The collection bears the name of the native New Yorker who assemb More
Public domain scan of a architecture diagram, settlement map, plan, or drawing, free to use, no copyright restrictions - Picryl description.