NEGRETTI & ZAMBRA SCIENTIFIC INSTRUMENTS & OTHER INSTRUMENTS - ENGINEERING INTEREST.

Description

An interesting group of items made by Negretti & Zambra, including a Thermo Hydrograph and a Thermograph (with some papers), two whirling hydrometers in cases, fruit testing thermometer, Precision Air pressure Regulator, and pressure guages. Also with four sub standard glass thermometers in wooden cases, and a Bailey & Mackey pressure guage.
*The vendor worked for Negretti & Zambra from 1959-1967 as a Technical Sales Engineer.Show more

Condition

See online images.