Public Domain Constraint(s) on Use: This work may be used without prior permission. Use: This work is available from the UC San Diego Library. This digital copy of the work is intended to support research, teaching, and private study.
Description
The Ekman current meter is a mechanical flowmeter with a propeller and a mechanism to record the number of revolutions, a compass and a recorder to record direction, and a vane orienting the meter so the propeller faces the current. Special Collections & Archives, UC San Diego, La Jolla, 92093-0175 (https://lib.ucsd.edu/sca) This digital image is a surrogate of an item from the Charles Atwood Kofoid Photographs, 1891-1965
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