Mfg. Spencer Lens Co., Buffalo, NY. Two extra eyepieces. Belonged to Edward Hughes.
ID number
ST-MU-15
Title
Traveling wave tube
Abstract
This item is a long, thin glass tube with a larger cylindrical end. The thin part contains what looks like a coiled spring. The spring is attached to a copper base and some wires in the thicker end. Original wrapping labeled by Mendenhall: "Traveling wave tube/J.R. Pierce '33/R. Kompner."
ID number
ST-ME-12
Title
Optical secondary emission amplifier, C61
Abstract
Invented by William Shockley and John Pierce. Cylindrical shape, 14 contacts. Glass is broken. Mfg. RCA.
ID number
ST-ME-07
Title
Burt photo cell
Abstract
Developed in late 1920s by Robert Burt (CIT PhD 1926). Used in the study of photoelectric phenomena. Mfg. R.C. Burt Scientific Mfg. Co.
ID number
ST-ME-21
Title
Spectrophotometer, quartz
Abstract
Serial D-282. Phototube housing and lamp housing directly attached to main unit. Attached by cord is undistinguished light gray metal box (power supply regulator?) Mfg. National Technical Laboratories, South Pasadena, CA.
ID number
ST-BE-06
Title
Ion chamber used by Millikan and Bowen
Abstract
Smallest cylindrical electroscope. Used in Texas in 1922. Sent up to about 15.5 kilometers by balloon. Clock and photographic drum missing as of 5/20/70. See Phys. Rev. 27:353(1926). Mfg. CIT Physics Shop.
ID number
ST-CR-01
Title
Automobile model for GALCIT 10 ft. wind tunnel
Abstract
The model has been drilled out in numerous locations to enable the measurement of airflow at particular points. Measures approx. 23" x 7.5" x 6".
ID number
ST-EN-04
Title
Transformer
Abstract
Given to Chemical Engineering Division by A.A. Noyes in 1931.
ID number
ST-CH-01
Title
Globe, new terrestrial
Abstract
Mfg: C.S. Hammond & Co., NY.
ID number
ST-MU-11
Title
Pitot static pressure probe used in GALCIT's 10-foot wind tunnel
ID number
ST-EN-07
Title
Keuffel and Esser Le Roy lettering set
Abstract
Used for drafting. Housed in wooden box.
ID number
ST-GH-033
Title
Balance with two glass pans
Abstract
One of the glass pans is broken.
ID number
ST-MO-04
Title
Battery, standard cell, Model no. 2892
Abstract
Patent dates 1893, 1899. Mfg: Weston Electric Co., Newark, NJ.
ID number
ST-PH-24
Title
Microscope, monocular with wood box and keys
Abstract
Mfg: R & J Beck, London and Philadelphia. Includes two eyepieces and mirror.
ID number
ST-MU-03
Title
Slide rule
Abstract
Frederick Post slide rule housed in plastic box.
ID number
ST-GH-022
Title
Potentiometer, standard resistance
Abstract
Auxiliary resistance box. Mfg. Otto Wolff, Berlin.
ID number
ST-CH-15
Title
Tubular bulb
Abstract
Nothing more is known about this item. Mfg. General Electric.
ID number
ST-ME-16
Title
Oscillator, HF, Western Electric D156548
Abstract
Used in the first radio altimeter. Called “Door knob” by Samuel and Newhouse. Mfg. Western Electric.
ID number
ST-ME-06
Title
Demonstration model, electron wave theory
Abstract
According to Mendenhall notes, this appears to be the demonstration model for C.J. Davisson's electron wave theory, which won a Nobel Prize in 1937. No more information is available. Glass hull, many contacts, partially painted grayish-black.
ID number
ST-ME-09
Title
Box, hand-made, grey-printed, wooden
Abstract
Probably an attachment for the DU spectrophotometer, possibly a hydrogen lamp unit. Given with the spectrophotometer, but so far unidentified. Housing is probably shop-made at CIT.
