March 5: The Museum in Washington, DC will open today. Due to weather, the Udvar-Hazy Center in Chantilly, VA is closed.
The de Bothezat helicopter was the United States' first military helicopter project.
Gift of Jerome Camera & Instrument Corporation.
24 3/4 in. long, 1 1/8 in. diameter, from helicopter flown at McCook Field, 1922