CC0 · no rights reserved
Inclinometer
From the collection of National Air and Space Museum. Free to download, adapt and use — no permission needed.
About this work
115mm wide; curved glass tube 12mm diameter with fluid-damped steel ball.
National Air and Space Museum’s own descriptionSubjects
Credit lineInclinometer. ca. 1927-1928. W. C. Rieker. National Air and Space Museum, Transferred from the Department of Commerce. CC0.