69
Lot 745
745
Colliery Anemometer made by John
Davis & Son, Derby, Patent No. 13182,
calibrates feet per second of the 8 vanes.
£80 - £120
746
Curta miniature universal calculator,
Model 1 in original protective case and
with its very necessary instruction
manual
£350 - £450
747
Early 20th Century mahogany German
bracket clock, with an arched top aboive
an arched dial and silvered chapter ring,
flanked by reeded coloumns, three train
movement striking on gongs, 46cm high
£150 - £250
748
Early 20th Century brass cased carriage
clock, E. Hirsch, with shaped carrying
handle above the white enamel dial
having black roman numerals, bordered
by a minute track, lever platform
escapement, 16cm high including handle
£300 - £500
749
Early 20th Century walnut bracket
clock, the lancet case with a white
enamel dial, rarabic hours, twin train
movement striking on a gong, 38cm high
£100 - £150
750
Edwardian oak wall Aneroid Barometer,
the silvered face with weather changes
and Rise & Fall, in a rope twist circular
frame. Mappin & Webb, Oxford St.,
London. Barometer 19cm diam., frame
28cm diam.
£50 - £70
Lot 746
Lot 748
Lot 750
