Schematic for Model G pH Meter - O'Keefe and Merritt Electrode Case, 1935, 1955
File — Box: 19, Folder: 27
Dates
- Creation: 1935, 1955
Repository Details
Part of the Science History Institute Archives Repository
Contact:
315 Chestnut Street
Philadelphia PA 19106 United States
215.873.8265
215.873.5265 (Fax)
reference@sciencehistory.org
315 Chestnut Street
Philadelphia PA 19106 United States
215.873.8265
215.873.5265 (Fax)
reference@sciencehistory.org