Hele-Shaw's integrator
- Materials:
- brass (copper, zinc alloy) , steel (metal) , ivory , glass , wood (unidentified) and hair (horse)
- Object Number:
- 1915-328 Pt1
- type:
- integrator
Hele-Shaw's integrator, engraved "G. Coradi, Zurich, no.16" with two screwdrivers, two tommies, one dusting brush, and one testing scale: in fitted case 21 1/4" x 18" x 8 3/8" with key