DescriptionDiagram from Thomas J. Martin fire extinguisher patent.png
English: Diagram from Thomas J. Martin's fire extinguisher patent (US125063). The patent is signed by Thomas J. Martin and two witnesses and dated 26 March 1872. The diagram depicts a tall vertical structure that can be used to extinguish fires within buildings.
Public domain works must be out of copyright in both the United States and in the source country of the work in order to be hosted on the Commons. If the work is not a U.S. work, the file must have an additional copyright tag indicating the copyright status in the source country. Note: This tag should not be used for sound recordings.PD-1923Public domain in the United States//commons.wikimedia.org/wiki/File:Diagram_from_Thomas_J._Martin_fire_extinguisher_patent.png
Captions
Diagram from Thomas J. Martin's fire extinguisher patent (US125063) from 1872.
Uploaded a work by Thomas J. Martin from https://patentimages.storage.googleapis.com/3c/8f/70/b3012691afae35/US125063-drawings-page-1.png with UploadWizard