John h jallings (61 risultati)

Condizione: As New. Unread book in perfect condition.

Trade Paperback. Condizione: New.

Condizione: New.

Condizione: New.

Paperback. Condizione: New.

PAP. Condizione: New. New Book. Shipped from UK. Established seller since 2000.

Condizione: New.

Condizione: New.

PAP. Condizione: New. New Book. Shipped from UK. Established seller since 2000.

Condizione: New.

Condizione: New.

Condizione: New. In English.

PF. Condizione: New.

Condizione: As New. Unread book in perfect condition.

Condizione: New.

HRD. Condizione: New. New Book. Shipped from UK. Established seller since 2000.

Hardcover. Condizione: Very Good. No Dustjacket. First Edition. ISBN . B00BDSUV3O Hardback. No statement of later printing on copyright page. No dust jacket; bound in red boards with black lettering and design. Previous owner's name/date on top edge of front end paper. Page 187 has creases and 2" closed tear from outer edge with clear tape repair; slight wear to other corners and edges; slight browning throughout; otherwise tight, sound and unmarked in Very Good condition. No Signature. …

HRD. Condizione: New. New Book. Shipped from UK. Established seller since 2000.

Condizione: As New. Unread book in perfect condition.

Condizione: New.

Condizione: New.

Condizione: New. In English.

Condizione: New.

Condizione: As New. Unread book in perfect condition.

Hardcover. Condizione: Good. Hi. Welcome to our small, family-owned bookstore. Copyright and published by the American School of Correspondence; written by John H. Jallings. Mome-study manuals for working on elevator maintenance/repair. Hardcover, red, with black lettering and artwork. 8 1/2" x 5 5/8" x 3/8" each, each has some writing on the flyleaf. Vols. III, IV, and V are faded on the spine; little other sign of wear. Clean pages, free of marks. Each has Examination Paper at the back. Stout bindings. Packaged using bubble wrap and a sturdy cardboard box. Thanks for checking out this book from our small-town brick-and-mortar and supporting small business.…

Hard Cover. Condizione: Very Good. Good (Protective cover). This book is in very good condition with the majority of wear being on the jacket. The jacket has some rubbing and wear to edges and corners. Size: 8vo - over 7¾" - 9¾" tall.

Taschenbuch. Condizione: Neu. Neuware - This work has been selected by scholars as being culturally important, and is part of the knowledge base of civilization as we know it.This work is in the 'public domain in the United States of America, and possibly other nations. Within the United States, you may freely copy and distribute this work, as no entity (individual or corporate) has a copyright on the body of the work.Scholars believe, and we concur, that this work is important enough to be preserved, reproduced, and made generally available to the public. We appreciate your support of the preservation process, and thank you for being an important part of keeping this knowledge alive and relevant.…

Taschenbuch. Condizione: Neu. Neuware - ''Elevators: A Practical Treatise On The Development And Design Of Hand, Belt, Steam, Hydraulic, And Electric Elevators'' is a book written by John H. Jallings in 1915. The book is a comprehensive guide to the history, development, and design of different types of elevators. It covers the practical aspects of elevators, including their construction, operation, and maintenance. The book provides detailed information on the different types of elevators, such as hand-operated, belt-driven, steam-powered, hydraulic, and electric elevators. It also discusses the various components of elevators, such as ropes, pulleys, gears, and motors, and their functions. The book is written in a clear and concise style, making it accessible to both professionals and laypeople interested in the subject. Overall, ''Elevators'' is a valuable resource for anyone interested in the history and technology of elevators.This scarce antiquarian book is a facsimile reprint of the old original and may contain some imperfections such as library marks and notations. Because we believe this work is culturally important, we have made it available as part of our commitment for protecting, preserving, and promoting the world's literature in affordable, high quality, modern editions, that are true to their original work.…

Kartoniert / Broschiert. Condizione: New.

Paperback. Condizione: New. Print on Demand. This book delves into the fascinating history and evolution of a technology that revolutionized urban living: the elevator. The author, a seasoned engineer with decades of experience, takes the reader on a journey through the development of this vital piece of machinery, from its humble beginnings as a simple hand-powered device used to move freight, to its sophisticated forms powered by steam, hydraulics, and electricity. The book explores the key innovations and challenges faced by engineers as they strived to meet the ever-growing demands of a vertical world. The text vividly recounts the introduction of platforms, guide rails, counterbalancing weights, and safety devices, emphasizing the vital role of these innovations in transforming the elevator into a reliable and safe mode of transportation. Readers will learn about the various types of elevators, their unique features, and how they were adapted to different purposes and environments. Through this journey, the book not only unveils the technical intricacies of elevator design but also highlights the ingenuity and perseverance that fueled its evolution. The insights provided in this book offer a valuable perspective on how the evolution of this seemingly simple machine reflects the broader technological advancements of its time. This book is a reproduction of an important historical work, digitally reconstructed using state-of-the-art technology to preserve the original format. In rare cases, an imperfection in the original, such as a blemish or missing page, may be replicated in the book. print-on-demand item.…