Details
An Apps induction coil
with ivory and ebonite fittings and maker's label 1327, Apps, 433 Strand, London, Patd. 1881-264 -- 17in.(43cm.)wide, in wood carrying case with instruction label in lid and manuscript instruciton sheet
with ivory and ebonite fittings and maker's label 1327, Apps, 433 Strand, London, Patd. 1881-264 -- 17in.(43cm.)wide, in wood carrying case with instruction label in lid and manuscript instruciton sheet