AMERICA'S first commercial Autogiro, built by Pitcairn Aircraft, Inc., was flown to Detroit from Pitcairn Field at Willow Grove, Penna., on February 12 and delivered at that city to the Detroit News, its purchaser.

Excitement ran high when the Autogiro appeared in the sky, flying rapidly, and when in full view of the waiting thousands is came to a stop in mid-air and settled slowly straight down to earth. Before the amazed crowd had comprehended the full meaning of this unusual maneugver in a heavier-than-air machine

https://earlyaviators.com/escripps1.htm