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Electrical and scientific instruments and apparatus : november 20th, 1899 (1899)
Elmer G. Willyoung & Co · New York : E.G. Willyoung · leaf 15
Fig. 3. W4020 to W4034. Guaranteed to stand 500 volts alternating current continuously withoutinjuiy, change or injurious heating, and to be correct within dfo. Mountedin shellaced white pine boxes, neatly finished. W4020. Single Valued Condenser ; capacity ^V M. F $ 3 00 W4021. • • • ,V 4 50… … Fig. 4. W4040 to W4049. 11 W4040. Subdivided Hiiltiple Condensers,5sees; tot.cap W4041. W1042. W4043. ■W4044. W4045. W4047. W4049. 1M.F.$13 00 3 14 50 3 17 00 4 19 50 5 33 00 6 34 00 8 38 00 10 33 00 WILLYOUNG STANDARD MICA CONDENSERS.Electric apparatus and appliances · Equipment and supplies
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