Derr william l (7 Ergebnisse)

Zustand: New. In English.

Zustand: New. In English.

Taschenbuch. Zustand: Neu. Neuware - This practical manual provides a thorough guide to the operation of block signals in railroad systems. The author covers relevant safety procedures and regulations, as well as technical considerations for the design and maintenance of block signal systems. This book is an essential resource for anyone working in the railroad industry or interested in the history and mechanics of railroading.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.…

First Edition. Second edition (stated). Original edition, not a modern reprint. Oblong 8vo, cloth with gilt title on front cover. Book is copyrighted 1897, and preface is dated in the same year. Very good copy with slight wear to head of spine. Illustrated with diagrams and one photograph. In the chapter on Controlled Manual Blocking two cards used by the New York Central and Hudson River Railroad Co. are illustrated, a Caution Card and a Clearance Card. An actual clearance card from the New York, New Haven and Hartford Railroad Company, filled in with a date of May 13, 1951, is laid in. The card is printed on red stock and is in good condition, with a chip off the upper left corner. The author was a career railroad engineer; a contemporary biography of him is given in American Locomotive Engineers, Erie Railway Edition (1899).…

Buch. Zustand: 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 was reproduced from the original artifact, and remains as true to the original work as possible. Therefore, you will see the original copyright references, library stamps (as most of these works have been housed in our most important libraries around the world), and other notations in the work.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.As a reproduction of a historical artifact, this work may contain missing or blurred pages, poor pictures, errant marks, etc. 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.…

Gebunden. Zustand: New.

Buch. Zustand: Neu. Neuware - This practical manual provides a thorough guide to the operation of block signals in railroad systems. The author covers relevant safety procedures and regulations, as well as technical considerations for the design and maintenance of block signal systems. This book is an essential resource for anyone working in the railroad industry or interested in the history and mechanics of railroading.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.…