The boilermaker's assistant
Автор:
John Courtney, 160 стр., издатель:
"Книга по Требованию", ISBN:
978-5-8810-5844-9
The boilermaker's assistant in drawing, templating, and calculating boiler work and tank work. With rules for the evaporative power and the horse power of steam boilers, and the proportions of safety-valves; and useful tables of rivet joints, of circles, weights of metals, erc. Воспроизведено в оригинальной авторской орфографии издания 1880 года (издательство "London: C. Lockwood & Co.").
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