"An instrument for indicating the velocity or pressure of the wind; a wind-gage."-Whitney, 1902

Anemometer

"An instrument for indicating the velocity or pressure of the wind; a wind-gage."-Whitney, 1902

"An instrument for indicating the velocity or pressure of the wind; a wind-gage."-Whitney, 1902

Anemometer

"An instrument for indicating the velocity or pressure of the wind; a wind-gage."-Whitney, 1902