An early 20th Century Huntley and Palmers biscuit tin modelled as a run of eight books with marbled end papers bound together by a faux leather belt, length 16 cm.

A 19th Century gilded brass compensated pocket barometer with magnifying section to swivel glass above silvere

Lot 721
Sold for £300 hammer

Estimate £200-£300

An early 20th Century brass gravity clock with glass dial with painted Arabic numerals, central pendulum, all

Lot 726
Sold for £180 hammer

Estimate £200-£250

A 20th Century leather cased pocket barograph by Boucart, Paris, with spare papers and key, length 12.5 cm, in

Lot 728
Estimate £200-£300