Loening OL

OL
OA-1A San Francisco (26-431) of the U.S. Army Pan American Flight
General information
TypeAmphibious observation aircraft
ManufacturerLoening
Designer
Primary usersUnited States Navy
Number built165
History
First flight1923

The Loening OL, also known as the Loening Amphibian, is an American two-seat amphibious biplane designed by Grover Loening and built by Loening for the United States Army Air Corps and the United States Navy.