Lewis and Clark Expedition Pocket Compass, c.1804 (wood, brass, silver & leather)

Lewis and Clark Expedition Pocket Compass, c.1804 (wood, brass, silver & leather) by Whitney, Thomas (fl.1804); National Museum of African American History & Culture, Smithsonian Institution, Washington, USA; © Smithsonian Institution . Please note: This photograph requires additional permission prior to use. If you wish to reproduce this image, please contact Bridgeman Images and we will manage the permission request on your behalf.

A compass used by Lewis and Clark. (Smithsonian Institution)

Smithsonian Institution