5-cent Franklin Stamp National Postal Museum

The first United States general issue postage stamps, stamps for distribution throughout the country, were prepared under authorization of the Congressional Act of March 3, 1847.

Postage stamp 5 cents hi-res stock photography and images - Alamy

Postcard - 2 Cent Pre-Stamped United States Postcard – Works – Tempe History Museum

Washington–Franklin Issues - Wikipedia

Liberty Issue (1954-1968)

International Printing Museum

First Day Cover: 5-cent U.S Postage Stamp Commemorating the Sciences – All Artifacts – The John F. Kennedy Presidential Library & Museum

National Stamp Collecting Month: U.S. National Postal Museum – A Stamp A Day

5-cent Franklin Stamp National Postal Museum

17 1945 Stamps Of The United States Image: PICRYL - Public Domain Media Search Engine Public Domain Search}

39c Franklin as Scientist single

1 - 1847 5c Benjamin Franklin, red-brown, thin bluish wove paper, imperforate - Mystic Stamp Company

Daniel F. Kelleher Auctions, LLC Sale - 777 Page 136

Nobel's Will and the Prizes

U.S. Parcel Post stamps of 1912–13 - Wikipedia