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Cabinet 6
Drawer 4 (Catalogs, Hardness Testing EQ. Mechanical EQ.)
Misc (linked)
1974-July-23_letter from Western Electric.pdf
1974-July-2_letter from DL Melville.pdf
1975-Jan-10_letter from University of Western Ontario.pdf
1975-Jan-21_letter from University of Western Ontario.pdf
1975-July-3_letter from University of Western Ontario.pdf
1975-June-24_letter to HH Schloessin.pdf
1975-June-30_letter from Sven Maalee.pdf
1975-Oct-1_letter from Al Gardini.pdf
1975-Oct-7_letter to Pierre Gilson.pdf
1976-Mar-31_letter to Harold Rubin.pdf
1976-May-17_American Institute of Chemists letter.pdf
1976-May-24_letters frfom Rodney Gerrard.pdf
1977-Apr-1977_letter to H Tracy Hall Inc board of directors.pdf
1977-Apr-27_letter from University of Cambridge.pdf
1977-Dec-7_letter from Metrology Inc.pdf
1977-June-1_letter from Samuel Greenfield.pdf
1977-June-3_letter from Metrology Inc.pdf
1977-June-8_letter from Samuel Greenfield.pdf
1977-May-16_Metrology Inc letter.pdf
1977-May-16_letter from BYU Research Machine Shop.pdf
1977-Oct-10_letter to Y Yarnitsky.pdf
H Tracy Hall Inc letter.pdf
Misc-610.pdf
Misc-611.pdf
Misc-612.pdf
Misc-613.pdf
Misc-614.pdf
Misc-615.pdf
Misc-616.pdf
Misc-617.pdf
Misc-618.pdf
Misc-619.pdf
Misc-620.pdf
Misc-621.pdf
Misc-622.pdf
Misc-623.pdf
Misc-624.pdf
Misc-625.pdf
Misc-626.pdf
Misc-627.pdf
Misc-628.pdf
Misc-629.pdf
Misc-630.pdf
Misc-631.pdf