This book is a companion volume to Progressive Machinist and is uniform
in binding and style, but more advanced in the subject of Machine Shop
Practice, containing about the same number of pages, illustrations, etc.
PRICE, $2, Postpaid.
AUDEL]
Maxims and Instructions for the Boiler Room Useful to Engineers, Firemen & Mechanics; Relating to Steam Generators, Pumps, Appliances, Steam Heating, Practical Plumbing, etc. · 第 269 / 328 题