An experimental study of the fahy permeameter (1918)
National Bureau of Standards · leaf 37
RCp ar Fig. 19.—Ekctrical connections wlien switches are in position 4 BurrowslSanford J Fahy Permeameter 299 ^ —AAAAAAr-—AWWV imnrr RM RM M RC TTimnj Rtpor. … Fig. 20.—Electrical connections wlien switches are in position 5 L-AA/WW-M/WWW^ ■yrmr RO RCpar. mrsmfc
Magnetism · measurements and use of instruments/ B8000 Power systems and applications
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