Crova's apparatus was designed for the purpose of representing vibratory movements on the screen, with 8 disks. Turning the crank past a vertical slit caused the disks to rotate, while a beam of light from the optical system impinged on the slit...
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; Induction coils
The Ruhmkorff induction coil consists of two separate coils of wire one inside the other wound around a cylinder with a central core of soft iron rods. When a current is passed through the first primary coil, current is induced in the secondary...
David Brewster, creator of Brewster's Law, patented this device in 1817. It consisted of a long, hollow tube containing two glass mirrors running along the length of the tube and separated from each other at an angle of 60 degrees. Where mirrors...
Scientific apparatus and instruments; Anamorphosis (visual perception)--Instruments
Described as one of many "Fine Optical Toys" in James W. Queen's Catalogue of Microscopes, Accessories and Sundries, 1890, the anamorphoscope mirror rectifies distorted drawings. Physical Description: Cylindrical mirror, black wooden top...
Diversity; Imprisonment; Indians of North America; Mission Period; San Jose (Calif.); Santa Clara County (Calif.)--History;
May 3, 1809 document from Jose Maria Estudillo in Monterey to the Commissioner of the town of San Jose, discussing the capture of a fugitive Native American named Secundino who has been charged with several thefts, and is a suspect in a rape case....
Buildings; Mercury; Mining; New Almaden (Calif.)--History; New Almaden Mines; People; Photographs; Santa Clara County (Calif.)--History;
Black-and-white photograph of the Hill Office at New Almaden, showing a group of people in front of the building and one person with a surveyor's transit.
McKiernan, Charles Henry; People; Photographs; Santa Clara County (Calif.)--History; Santa Cruz County (Calif.)--History;
Black-and-white portrait of Charles Henry "Mountain Charley" McKiernan. McKiernan was one of the first white settlers in the Santa Cruz mountains, and was noted for having survived an attack by a grizzly bear.
College students; Diversity; Education; Mexican Americans; People; Pinoso, Jose; Portraits; Santa Clara (Calif.); Santa Clara College (Calif.); Santa Clara County (Calif.)--History; Student life;
Portrait of Jose Pinoso. On verso of portrait: "One of Santa Clara's original students enrolled in 1851-53."
Agriculture; Albumen prints; Fruit; Photographs; San Jose (Calif.); Santa Clara County (Calif.)--History;
On front of albumen print, "Peaches from San Jose, Calif., 3.5 inches wide, weight one pound 2 ounces each." Written on the back, "Return to J.A. Clayton."
Santa Clara University (Calif.); Classrooms; Education; Debates; adobe buildings
Interior of Debating Hall and early classroom located in the upper story of the California Hotel. The adobe structure was former mission building and roadside inn, taht was converted by John Nobili, S.J. into one of Santa Clara's first classrooms.
Santa Clara University (Calif.); Students; Bathrooms;
A lithograph of the interior of the student washroom of the Ship. There are four rows of sinks and mirrors. One student is cleaning his shoe, two are washing up, and two are hanging their hats and coats. The Ship served as a dormitory on the...
Cornet Players; Mandolinists; Musicians; Photographs; Santa Clara College (Calif.)
Group of 6 mandolin and cornet players, taken outdoors in garden near (administration?) building. Three mandolin players seated on bench, one mandolin player stands R. of group, two cornet players stand behind bench.
Scientific apparatus and instruments; Santa Clara University (Calif.)
""The hydraulic press depends on Pascal's principle: The pressure throughout a closed system is constant. At one end of the system is a small area piston driven by a lever to increase the mechanical advantage. The small-diameter tubing...
Scientific apparatus and instruments; Santa Clara University (Calif.); Anamorphosis (visual perception)--Instruments
Described as one of many ""Fine Optical Toys"" in James W. Queen's Catalogue of Microscopes, Accessories and Sundries, 1890, the anamorphoscope mirror rectifies distorted drawings.
Scientific apparatus and instruments; Santa Clara University (Calif.); Induction coil
The Ruhmkorff induction coil consists of two separate coils of wire one inside the other wound around a cylinder with a central core of soft iron rods. When a current is passed through the first primary coil, current is induced in the secondary...
