![](http://www.alamy.com/thumbs/6/1824D036-40F5-44A5-89BD-0889FF5D7A76/2GGBP9F.jpg)
12cm diameter cylinder, 14cm high; black plastic.
Size: 3648px × 3648px
Photo credit: © Heritage Images / Alamy / Afripics
License: Licensed
Model Released: No
Keywords: -magnetic, 20th, adhesive, air, alloy, america, american, art, aviation, bendix, black, century, close, close-, color, colour, compass, concept, copper, corps, country, device, education, educational, engine, flight, hazmat, heritage, ink, institution, instrument, instruments-navigational, lead, location, machine, magnesyn, metal, museum, nasm, national, navigation, navigational, object, paper, part, plastic, remote, scientific, smithsonian, space, states, transmitter, united, usa, white