Journal - Franklin Institute of the State of Pennsylvania (1826)
Franklin Institute, Philadelphia, Franklin Institute (Philadelphia, Pa.) · [Philadelphia : Franklin Institute] · leaf 285
il machine, to wit,that a pressure transformation maybe made along with thespecies transformation; that the two circuits are entirely * March number of this/a«;«a/.^No. 257,990, of May 16, 1S82. 272 Co lies LJ. F. I., independent; and that the two windings may be made ondifferent plans according to… … j2^^MZ^^2^ ^ s Oa O O ^O 1 r ^ ri;. ^■f^- Fieid Ma^nt.ti
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