Covers tagged "printing press" (clear filter)

National Postal Museum 29¢ block, Washington DC, July 30, 1993
National Postal Museum 29¢ block, Washington DC, July 30, 1…
National Postal Museum - Benjamin Franklin (Scott #2779)
National Postal Museum - Benjamin Franklin (Scott #2779)
National Postal Museum block with Benjamin Franklin & Communication themes
National Postal Museum block with Benjamin Franklin & Commu…