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Bangerter's inventions; his marvelous time clock (1911)

[King, Everett Lincoln], 1863- ed. [from old catalog] · [New York, The McConnell printing co.] · leaf 70

An illustration from Bangerter's inventions; his marvelous time clock, 1911, leaf 70
BANGERTERS PERPETUAL TIME CLOCK I … BANGERTERS PERPETUAL TIME CLOCK

Bangerter, Friedrich, 1868 · Perpetual motion · Clocks and watches

Internet Archive · Library of Congress · Public Domain Mark 1.0. Free to use for anything.

More pictures from Bangerter's inventions; his marvelous time clock

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