A Soviet anemometer, painted black and in original padded box. Calculates wind speed. This device features a handwritten inventory number: 11561.
Soviet era four-cup design here dates from 1962. The four-cup model was invented in 1845, whereas a more efficient three-cup design was created in 1926. The word anemometer comes from the Greek word for wind "anemos."
Black cloth covered box is slightly frayed at the hinge. Measures 8 x 3 1/4 x 3 3/4 and weighs 16 oz. Russian, 1962.