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jonathan walker sr pe

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  • Granville Taylor Woods

    The First Black American Who Was Granted Forty-Nine Patents

    By 1907, Mr. Granville Taylor Woods was the first Black American who was granted 49 patents and was titled the "Black Edison" in news articles from the 1900s. Mr. Woods was a pioneer in power distribution, telegraph communication, and safety for the railway industry. Granville Taylor Woods sold eight patents to the General Electrical Company, Harry Ward Leonard, Westinghouse Air Brake Company, and ... Leer más

    $8.99 USD

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  • HF Antennas

    Book One An Introduction

    de Claude Jollet ...
    Series Libro 1 - Amateur Radio HF Antennas
    What stands between you, the amateur radio operator, and all the other amateur radio operators in the world?Antennas. Yours, theirs…and propagation conditions between.In other words, you can have the most advanced transceiver, coupled with the most powerful amplifier on the market, if you know too little about how antenna systems work and about radio wave propagation, you risk spending your time ... Leer más

    $0.99 USD

  • HF Antennas For Limited Space

    de Claude Jollet ...
    Series Libro 2 - Amateur Radio HF Antennas
    What additional challenge is there to HF communications besides:Overcoming often adverse propagation conditions;Establishing solid contacts in the cacophony of pileups when conditions are good;Acquiring the necessary operating skills?Finding space to install a large HF antenna, that's what!This e-book, with its many illustrations, will supply some of the most viable HF antenna solutions for ... Leer más

    $4.99 USD o gratis con Kobo Plus

  • Railroad Signaling

    de Brian Solomon ...
    From the 1830s to today, the railroad industry has developed myriad complex mechanisms to help keep North America’s railroad rights-of-ways safe, efficient, and relatively accident-free. In this paperback rerelease of the successful 2003 title, the otherwise-arcane world of railroad signaling is explained in concise language and brought to life with nearly 200 fantastic photographs that depict ... Leer más

    $17.99 USD

  • Structural Glass Facades and Enclosures

    de Mic Patterson ...
    A COMPREHENSIVE GUIDE TO STRUCTURAL GLASS FACADES FOR ARCHITECTS, ENGINEERS, AND BUILDERSOnce an experimental building form, structural glass facades have matured into a fully robust technology. Structural Glass Facades and Enclosures documents, defines, and categorizes the current state of the art in long-span glass facade design and construction, with a focus on structural systems, glass ... Leer más

    $82.00 USD

  • Any Colour - So Long As It's Black

    Designing the Model T Ford 1906-1908

    de John Duncan ...
    Henry Fords design of the Model T automobile between 1906 and 1908 was an extraordinary achievement. The industry was, at the time, still in an experimental phase and yet this design lasted without major change for nearly two decades. More than 15 million Model Ts were built: performance and price gave the car an edge. In this sense they were popular, yet owners were apologetic about owning one. ... Leer más

    $8.99 USD

  • Electro-Motive E-Units and F-Units

    The Illustrated History of North America's Favorite Locomotives

    de Brian Solomon ...
    Blending automotive manufacturing and styling techniques with state-of-the-art diesel-electric technologies, General Motors’ Electro-Motive Division conceived and marketed America’s first commercially successful road diesels: the fabulous E-Units and F-Units. This illustrated companion to Voyageur Press’ Alco Locomotives (2009) and Baldwin Locomotives (2010) is the most comprehensive history of ... Leer más

    $32.99 USD

  • The History of Locomotives: The Steam Era

    de Eugene Weiser ...
    The steam locomotive has brought fascination to railroad fans worldwide. As you watch them roll by, you cannot help admire the beauty of the motive. Artisanship is evident as you look at the sleek lines, the wheels that seem to move with an almost orchestrated movement led by the conductor.It could also be the steam seen belching from the smoke stacks as the engines move across the country, or it ... Leer más

    $2.00 USD o gratis con Kobo Plus

  • Stage Lighting Handbook

    de Francis Reid ...
    The Stage Lighting Handbook is well established as the classic practical lighting guide. The book explains the process of designing lighting for all forms of stage production and describes the equipment used. This new edition includes up-to-date information on new equipment and discusses its impact on working methods. ... Leer más

    $54.99 USD

  • Marking Modern Times

    A History of Clocks, Watches, and Other Timekeepers in American Life

    "Tells a story of a period when the quest for accurate timekeeping became an obsession in the US." — ChoiceThe public spaces and buildings of the United States are home to many thousands of timepieces—bells, time balls, and clock faces—that tower over urban streets, peek out from lobbies, and gleam in store windows. And in the streets and squares beneath them, men, women, and children wear ... Leer más

    $3.99 USD o gratis con Kobo Plus

  • Baldwin Locomotives

    de Brian Solomon ...
    Philadelphia-based Baldwin began designing and building steam locomotives in the 1830s and gave the U.S. many of its most significant and famous types of steam, and diesel-electric motive power. This history of Baldwin is illustrated with a large selection of rare, superb builder's photos and other publicity images from the Railroad Museum of Pennsylvania, with the book's large page size ... Leer más

    $28.99 USD

  • Alco Locomotives

    de Brian Solomon ...
    Once the second-largest steam locomotive builder in the U.S., American Locomotive Company (Alco) produced 75,000 locomotives, among them such famous examples as the 4-6-4 Hudsons and 4-8-4 Niagaras built for the New York Central, and the 4-6-6-4 Challengers and 4-8-8-4 Big Boys built for the Union Pacific. Alco Locomotives is the first book to tell the full story of this company central to ... Leer más

    $28.99 USD