Found in 537 Collections and/or Records:
The Don L. Anderson papers consist of a small collection of correspondence, memos, and miscellaneous administrative paperwork from the Caltech Seismology Laboratory, from the time Anderson served as Director.
Archival miscellany composed of materials from Caltech Divisions and from the Mt. Wilson Observatory Director's files. Consists mostly of manufacturers' catalogs of scientific instruments. Includes inventories of Bridge Laboratory equipment from 1920s.
Collection contains correspondence, committee minutes, public inquiries regarding astronomical phenomena, etc. relating primarily to the Palomar 200-inch telescope project.
Edward Cecil "Ned" Barrett was for many years the only business officer of the California Institute of Technology and of its forerunner institution, Throop University/Polytechnic Institute. The collection contains historical and administrative documents relating to the early years of Caltech and Throop, as well as correspondence of Caltech's founders and early leaders, including A. A. Noyes, James A. B. Scherer, Arthur Fleming, George Ellery Hale, and Robert A. Millikan.