kids encyclopedia robot

Image: 1937 airmail C21 Twenty Cents

Kids Encyclopedia Facts
1937_airmail_C21_Twenty_Cents.jpg(247 × 160 pixels, file size: 26 KB, MIME type: image/jpeg)

Description: February 15, 1937 20¢ Green China Clipper C21 12,794,600
Title: 1937 airmail C21 Twenty Cents
Credit: Self-scanned
Author: USPS
Usage Terms: Public domain
License: Public domain
Attribution Required?: No

The following page links to this image:

kids search engine