This 1950 philatelic cover commemorates the Cavalcade of Dearborn, a historic civic festival in Michigan. These events often featured parades and historical pageants. The envelope features a black slogan cancel over a 3-cent California Statehood stamp, promoting the event held that October.
On the left, Dearborn Postmaster John A. Vogler personally signed over his official title. This "postmaster-signed" status validate significant local postal events. The piece was sent to Lasus Brothers, a manufacturing chemist firm in Toledo, Ohio.
