Herbert pendulum hardness tester, made by Spriggs

SMG00244951

SMG00244951
Science Museum Group
© The Board of Trustees of the Science Musuem

Herbert pendulum hardness tester in carry box, made by Spriggs. On black leather box in gold: Herbert Pendulum Hardness Tester. The instrument has a tripod stand with fitting for central support. Instrument is horseshoe shaped. Curved spirit level reading 0 - 100.

Details

Category:
Weighing & Measuring
Object Number:
Y1978.59
Materials:
metal (unknown) and plastic (unidentified)
type:
hardness tester