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Ships within 48 hours · Estimated delivery Aug 27 - Sep 1
Weight: 3 oz
Excellent condition
Pristine late 19th century Leslie's Differential Thermometer
this illustration was first published in his 1693 Admiranda Romanarum Antiquitatum
this vintage type M
WWII Pendulum Anemometer by Daloz (Boxed Set) pocket map Weight: 3 ozThis is a modern version of Robert Hooke's 1667 Pendulum Anemometer; a fascinating device that allows for precise pressure and windspeed measurements without need of electricity. Utilized during the Antarctic Division by civil engineers in WWII, this vintage type M. 1991 A aneroid barometer features a calibrated steel base and arms, with aluminum wind vane numbered 0 to 14, and hollowed brass ball. Complete in original box. Sourced from Madrid, Spain.
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