The unsaturated Weston Standard Cell Model 4 provides a more accurate standard of voltage compared to saturated cells, but requires more regular maintenance to maintain.
NJIT Robert W. Van Houten Library, Third Floor
Area of base 4 3/16", Height 3 7/8"
Matthew Brown & Zackary Kellett
Donated by Edward Weston
Weston, Standard, Cell, Electrical, Energy, Power