Object Details
maker
Schoenner, Georg
Description
This wooden case is covered with black leather and lined with blue satin and velvet. It has a steel locking pin. Masking tape across the hinge end of the case is marked: A. C. CROWNFIELD. The set includes:
1) 6-1/8" German silver drawing compass with bendable legs and removable pencil point, pen point, and extension bar. Inside one leg is marked: SCHOENNER, GERMANY.
2) 5-3/4" German silver and steel fixed-leg dividers. Inside one leg is marked: SCHOENNER, GERMANY III.
3) 3-1/4" German silver and steel bow pencil, bow pen, and bow dividers.
4) 1-3/8" metal cylindrical case with three pencil leads.
5) 5-1/4" wood, German silver, and steel drawing pen. The end is marked in gold: SCHOENNER (/) GERMANY.
The joint tightener is missing. For Schoenner company history, see 1989.0305.05. Ruth E. Crownfield, the widow of Albert C. Crownfield Jr., a mechanical engineer from Mohawk, N.Y., donated this set of drawing instruments in 1979. The style of marks on these objects and the dates of other instruments received from this donor suggest that this set was made around the 1930s.
Location
Currently not on view
Credit Line
Gift of Ruth E. Crownfield
date made
ca 1930
ID Number
1979.0868.01
catalog number
1979.0868.01
accession number
1979.0868
Object Name
drawing instruments, set of
Physical Description
wood (overall material)
leather (overall material)
fabric (overall material)
german silver (overall material)
steel (overall material)
Measurements
overall: 1.5 cm x 21.6 cm x 10.5 cm; 19/32 in x 8 1/2 in x 4 1/8 in
place made
Germany: Bavaria, Nuremberg
See more items in
Medicine and Science: Mathematics
Science & Mathematics
Drawing Instruments
Data Source
National Museum of American History
Subject
Mathematics
Drafting, Engineering
Link to Original Record
Record ID
nmah_1122195