Learning how to determine latitude by using a sextant...Polytechnic High School, LA, Calif. , 1942. Creator: Alfred T Palmer.

Learning how to determine latitude by using a sextant...Polytechnic High School, LA, Calif. , 1942. Creator: Alfred T Palmer.

2-910-677 - Heritage Art/Heritage Images

Learning how to determine latitude by using a sextant is Senta Osoling, student at Polytechnic High School, Los Angeles, Calif. Navigation classes are part of the school's program for training its students for specific contributions to the war effort.

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