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Electrical engineer's pocket-book: a hand-book of useful data for electricians and electrical engineers (1901)
Foster, Horatio A. (Horatio Alvah), 1858-1913 · New York, D. Van Nostrand co.; London, E.& F.N. Spon, ltd. · leaf 24
covered with a layer of the neutral zinc sul-phate crystals one cm. thick. The whole vessel mustthen be filled with the saturated zinc sulphate solu-tion, and the stopper inserted so that it shall justtouch it, leaving, however, a small bubble to guardagainst breakage when the temperature rises.… … 12 SYMBOLS, UNITS, INSTRUMENTS. r. rh >^ © -c fcoi* o> !•* « s 3 CO Is CO s w»§ O t-i SI £ in oi 2 oq sr q g ® H.P. sec,Eng-lish. lis CO i-l 11© 1 ioid 1 s o CO ©q ill. IO q ^ q , -d £ m si r~ £ CO O) « si oo rH © CO o g © -i° £a £ si q 5 53 t2 C] m o£3i-< beg —*|o SL 8 IO -H o 1 I ^ in ct…Electrical engineering
Internet Archive · Library of Congress · Public Domain Mark 1.0. Free to use for anything.
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