{"product_id":"locking-being-an-elementary-treatise-on-the-mechanisms-in-interlocking-lever-machines-by-which-the-movements-of-the-levers-are-restricted-to-certain-predetermined-ways-rendering-it-impossible-to-operate-conflicting-switches-and-signals-on-railways","title":"Locking: Being an Elementary Treatise on the Mechanisms in Interlocking Lever Machines by Which the Movements of the Levers Are Restricted to Certain Predetermined Ways, Rendering It Impossible to Operate Conflicting Switches and Signals on Railways","description":"The digital edition of all books may be viewed on our website before purchase. Excerpt from Locking: Being an Elementary Treatise on the Mechanisms in Interlocking Lever Machines by Which the Movements of the Levers Are Restricted to Certain Predetermined Ways, Rendering It Impossible to Operate Conflicting Switches and Signals on Railways\u003cbr\u003e\u003cbr\u003e\u003cbr\u003e\u003cbr\u003eAbout the Publisher\u003cbr\u003e\u003cbr\u003eForgotten Books publishes hundreds of thousands of rare and classic books.\u003cbr\u003e\u003cbr\u003eThis book is a reproduction of an important historical work. Forgotten Books uses state-of-the-art technology to digitally reconstruct the work, preserving the original format whilst repairing imperfections present in the aged copy. In rare cases, an imperfection in the original, such as a blemish or missing page, may be replicated in our edition. We do, however, repair the vast majority of imperfections successfully; any imperfections that remain are intentionally left to preserve the state of such historical works. This text has been digitally restored from a historical edition. Some errors may persist, however we consider it worth publishing due to the work's historical value.\u003cbr\u003eThe digital edition of all books may be viewed on our website before purchase.","brand":"Forgotten Books","offers":[{"title":"Paperback","offer_id":39863029792813,"sku":"9780282025540","price":9.69,"currency_code":"GBP","in_stock":true},{"title":"Hardback","offer_id":39865366249517,"sku":"9780484538824","price":15.54,"currency_code":"GBP","in_stock":true}],"url":"https:\/\/www.thegreatbritishbookshop.co.uk\/products\/locking-being-an-elementary-treatise-on-the-mechanisms-in-interlocking-lever-machines-by-which-the-movements-of-the-levers-are-restricted-to-certain-predetermined-ways-rendering-it-impossible-to-operate-conflicting-switches-and-signals-on-railways","provider":"The Great British Bookshop","version":"1.0","type":"link"}