\x34Historically Yours\x34 by Liz Davis is a blog about American historical trivia--anything American since 1492.
May 12, 1873
Post Office Department issues first US postal card
Postmaster General John A. J. Creswell suggested the use of postal cards in 1870. Congress was slow to approve the request because of privacy issues. However, the first penny postal card was finally issued on May 12, 1873, in Springfield, Massachusetts.