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Electrical Experimenter 1918-08 (1918)
Hugo Gernsback - Editor · leaf 16
August, 1918 ELECTRICAL EXPERIMENTER 231 VARIOUS SCHEMES FOR RAISING SUNKEN SHIPS 5 ad j ‘i GINE FOR RAIS-/ ING AND LOWER- ING TELESCOPE SUB-AQUEOUS TELESCOPE PUL.OT POSITION WHEEL ELECTRO- INDICAT Of /IAGNETS Liga ies ED Meogee” ©) CONTROLLING ons. J ATERBLAST ING MOTOR MERCURY MbiCAFORSIENAL Wer…Radio · Periodicals · Electrical Experimenter
Internet Archive · Curtis Philips · Public Domain Mark 1.0. Free to use for anything.
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