A practical description of Herron's patent trellis railway structure . also, the patent wrought iron railway chairs, new and improved mode of joining the ends of railway bars, scarfing timbers, and improved fastenings: illustrated by four large plates o
Автор: James Herron, 106 стр., издатель: "Книга по Требованию", ISBN: 978-5-8817-9668-6| Под заказ: | ||||
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5 из 5, 10 голос(-ов).