Patent Office

I. & M. Ottenheimer, active 1890 - 2002

Department: National Portrait Gallery
Classification: Print
Dated: c. 1907
Pixels: 4000 × 2599
SHA-256: 9ad742d94b8c62d8…
Record: View at the source institution ↗

License, verbatimCC0

The Smithsonian Institution: Open Access image dedicated to the public domain under Creative Commons Zero (CC0); usage.access=CC0 on the media record itself.

I. & M. Ottenheimer, active 1890 - 2002. Patent Office, c. 1907. Smithsonian Institution.

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