Langenbucher

Langenbucher, Jakob: Description of a considerably improved electrostatic machine, together with many experiments and a completely new theory on charging the amplification. Augsburg, Rieger 1780. With engraved title vignette and 8 folded copper plates. 16 leaves, 268 pp. Pappband d. Zt. Ronalds 285; Sotheran, First Suppl., 3419. Not in Wheeler Gift and Ekelöf. - First edition. - Description of the famous electrostatic machine, for whose development the Augsburg silversmith had spent a considerable part of his fortune. - Very good copy!

Estimación:€600

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