Image: Stamp US 1940 2c Mark Hopkins

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Stamp_US_1940_2c_Mark_Hopkins.jpg ‎(264 × 283 pixels, file size: 36 KB, MIME type: image/jpeg)

Description: 1940 United States Post Office Department en:postage stamp honoring Mark Hopkins
Title: Stamp US 1940 2c Mark Hopkins
Credit: USPS
Author: United States Post Office Department
Usage Terms: Public domain
License: Public domain
Attribution Required?: No

Image usage

The following page links to this image:

List of people on the postage stamps of the United States

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