Electric discharges; Scientific apparatus and instruments
When connected to a power source, a bright electric spark would flash between the two ends of the two outer posts. The middle glass post is made of photo gray glass (yellow tinted glass), which would have glowed. This instrument is visible in early...
Scientific apparatus and instruments; Santa Clara University (Calif.); Electric discharges;
When connected to a power source, a bright electric spark would flash between the two ends of the two outer posts. The middle glass post is made of photo gray glass (yellow tinted glass), which would have glowed. This instrument is visible in early...
Daguerreotypes; Ford, James P.; Mission Santa Clara; People; Photographs; Santa Clara (Calif.); Santa Clara County (Calif.)--History;
This daguerreotype, taken circa 1854 by James Ford, is the earliest known photograph of Santa Clara. The mission cross stands in the front of the church; to the left is the east wing of the mission quadrangle. The bell tower has been encased in...