This historic book may have numerous typos and missing text. Purchasers can download a free scanned copy of the original book (without typos) from the publisher. Not indexed. Not illustrated. 1888 edition. Excerpt: ...running obliquely and supported by flexible side-shafts, insures perfect stability to Length of the inflated ellipsoid, . Central diameter Volume, Length of car--Nacelle, .... Weights: Balloon and ballonet, ... 869 Silk covering and net, ... 127 Car complete with rigging, etc., .. 152 Rudder, 46 Screw ...
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This historic book may have numerous typos and missing text. Purchasers can download a free scanned copy of the original book (without typos) from the publisher. Not indexed. Not illustrated. 1888 edition. Excerpt: ...running obliquely and supported by flexible side-shafts, insures perfect stability to Length of the inflated ellipsoid, . Central diameter Volume, Length of car--Nacelle, .... Weights: Balloon and ballonet, ... 869 Silk covering and net, ... 127 Car complete with rigging, etc., .. 152 Rudder, 46 Screw-propeller, 41 Motor, 98 Wheelwork, 47 Shaft 30 Battery complete, 435 Average velocity per second, Diameter of the propeller, Number of revolutions per minute, .. Number of elements employed, ..... 50 m. 42 cent. 8 m. 40 cent. 1,864 cub. m.. 33 m. kilos, kilos, kilos, kilos, kilos, kilos, kilos. kilos. 500 grains, kilos. 500 grains.. 5 m. 50 cent.. 7 in... 30 to 40.. 32 The electric motor was constructed to develop 8.5 horse power upon the shaft, a-d it trans manently by Capt. Renard, Capt. Krebs manoeuvring the rudder. As soon as the propeller was given a rotary movement the aerostat took its course toward the Hermitage of Villebon, which, previous to the ascension, had been designated as its objective. The wind at this moment moved with a velocity of five metres per second, and the balloon moved against it. So soon as arrived at its destination the officer who held the tiller waved a flag, the signal of return, upon which we saw the aerostat luff, describe majestically a half circle of a radius of about 300 metres, and sail back to Meudon. Upon reaching the lawn, whence it had started, 18' attainment of practical ballooning. As Col. Fred Burnaby, an enthusiastic aeronaut, had said but a short time before in discussing the availability of electricity, "to put the case in a nutshell, aerial navigation is a mere question of lightness and force," and the two French officers had undoubtedly succeeded in putting weight and strength in their right...
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PLEASE NOTE, WE DO NOT SHIP TO DENMARK. New Book. Shipped from UK in 4 to 14 days. Established seller since 2000. Please note we cannot offer an expedited shipping service from the UK.
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PLEASE NOTE, WE DO NOT SHIP TO DENMARK. New Book. Shipped from UK in 4 to 14 days. Established seller since 2000. Please note we cannot offer an expedited shipping service from the UK.
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Seller's Description:
PLEASE NOTE, WE DO NOT SHIP TO DENMARK. New Book. Shipped from UK in 4 to 14 days. Established seller since 2000. Please note we cannot offer an expedited shipping service from the UK.
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Seller's Description:
PLEASE NOTE, WE DO NOT SHIP TO DENMARK. New Book. Shipped from UK in 4 to 14 days. Established seller since 2000. Please note we cannot offer an expedited shipping service from the UK.
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Seller's Description:
PLEASE NOTE, WE DO NOT SHIP TO DENMARK. New Book. Shipped from UK in 4 to 14 days. Established seller since 2000. Please note we cannot offer an expedited shipping service from the UK.
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Seller's Description:
PLEASE NOTE, WE DO NOT SHIP TO DENMARK. New Book. Shipped from UK in 4 to 14 days. Established seller since 2000. Please note we cannot offer an expedited shipping service from the UK.
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Good. New York: W. J. Johnson, 1887. First edition, 1887. Victorian era reference on electric motors, power transmissions, electric railways and streetcars, industrial applications, telpherage, marine and aerial navigation, etc., with appendices on the operation of motors from Electric Light and Power Stations, and The Julien Accumulator and Traction System. Illustrated throughout with engravings and diagrams. Dark brown cloth lettered in gilt, 11.5 inches tall, 208 pages plus publisher's ads. Covers lightly rubbed with chipping to the corners and spine ends. Formerly from a high school library, with a bookplate inside the front cover, blindstamp to outer edge of title page and to a handful of outer margins throughout the text. Front hinge neatly internally reglued, binding sound but not tight with some spacing visible between sections but no detached pages, one page reattached some time ago with appropriate thin linen tape, pages clean. First Edition. Hard Cover. Good. 4to-over 9¾"-12" tall.