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You searched for Genre Scientific apparatus and instruments Remove constraint Genre: Scientific apparatus and instruments Place California--South Pasadena Remove constraint Place: California--South Pasadena Format Physical Object Remove constraint Format: Physical Object Date Unknown Remove constraint Date: Unknown
Wooden box with handle at top and metal latch closure at front; interior: instructions for use printed on paper and inset into box lid; top face: window at center reveals pH scale "7-14" and millivolts "0-400"; control…
- Manufacturer Beckman Instruments, inc.
- Subject Hydrogen-ion concentration--Measurement--Instruments and Beckman Instruments, inc.