9th Aug, 2022 12:00

The Collectors Sale

 
  Lot 22
 

Medical, The Little Gem Lung Tester and Developer

American, late 19th century, in tinplate and steel, precursor to the modern day peak flow meter and spirometer. Blowing through a tube to the device spins the blades causing the disk to rotate behind a fixed pointer, providing a crude assessment of lung function, it was also considered of benefit to “any lady who desires to symmetrically enlarge her bust”, 14.5cm long; with a 19th century medical caliper gauge stamped 'Down Bros London' in brass and steel, with divisions marked 1-8, 17.5cm (2)

Sold for £25

Result plus buyers premium


 

American, late 19th century, in tinplate and steel, precursor to the modern day peak flow meter and spirometer. Blowing through a tube to the device spins the blades causing the disk to rotate behind a fixed pointer, providing a crude assessment of lung function, it was also considered of benefit to “any lady who desires to symmetrically enlarge her bust”, 14.5cm long; with a 19th century medical caliper gauge stamped 'Down Bros London' in brass and steel, with divisions marked 1-8, 17.5cm (2)

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