lead size
mechanism
composition
variations
production date
origin
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variable
table mounted hand crank with steel milling cutters
metal with celluloid or metal dust receptacle
none
1920s to 1960s
USA
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| see also |
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New York Blue Print Paper Co. catalog, 1921, p 265
Eugene Dietzgen Co. catalog, 1928, p 263
Keuffel & Esser Co. catalog, 1936, p 304
Charles Bruning Co. catalog, 1936, p. 224
Gordon Draftsmen's Supply Co. catalog, 1948, p 57
Eugene Dietzgen Co. catalog, 1950, p 111
Charles Bruning Co. catalog, 1952, p 232
APSCO catalog, 1953, p 3
Keuffel & Esser Co. catalog, 1954, p 268
Eugene Dietzgen Co. catalog, 1960, p 145
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http://leadholder.com/point-dexter.html
