This image was acquired from
wikimedia. It was marked as Public Domain or CC0 and is free to use. To verify, go to the source and check the information there.
Keywords from Image Description:
Albert Taylor sounding equipment in Antarctica. Albert Taylor Naval Research Laboratory experiments with echo sounding equipment to determine speed at which sound travels through ice This photo was taken at Little America IV during Operation Highjump usap gov usap gov dll query field Filename op matches value ALBERTHTAYLORLAIV