Object Details
maker
Ray, Joseph J.
Description
These marerials relate to Joseph J. Ray's work on teaching machines.
For a related acquisition, see 1979.0853. See 1985.0815 and 1981.0248 as well.
Location
Currently not on view
Credit Line
Gift of Ruth D. Ray
date made
1935
ID Number
1981.0248.06
catalog number
1981.0248.06
accession number
1981.0248
Object Name
sheets
Physical Description
paper (overall material)
Measurements
overall: 28 cm x 21.5 cm; 11 1/32 in x 8 15/32 in
See more items in
Medicine and Science: Mathematics
Teaching Machines
Data Source
National Museum of American History
Subject
Psychology
Link to Original Record
Record ID
nmah_1920272