ANEMOMETER
KEUFFEL & ESSER, EARLY 20TH CENTURY
No. 5958T the central dial with three further dials, pocket watch counter to side, in wooden case with correction table to lid
6in. (15cm.) wide
ANEMOMETER
KEUFFEL & ESSER, EARLY 20TH CENTURY
No. 5958T the central dial with three further dials, pocket watch counter to side, in wooden case with correction table to lid
6in. (15cm.) wide
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