The Atomic Era 3
Abstract
First-day cover of Galileo Galilei and two copies of Renè Descartes stamps.
Description
First-day cover featuring Galileo Galilei with from Mexico on February 27, 1971. An embossed portrait is printed on the envelope and the stamp is a colorized portrait. Two copies of a stamp featuring Renè Descartes who "was noted for his oratory as well as his profound discourses on mathematics and philosophy," from France.
Keywords
Stamp collecting, Postage-stamp albums, Galilei, Galileo, 1564-1642, Descartes, Renè, 1596-1650, Air mail envelopes, Philosophy, Mathematics