Here are portable, quick-look-up answers to the most common math problems faced by plumbers, pipelayers, pipefitters, and steamfitters. This time-saving referen
2012 Reprint of 1959 Edition. Exact facsimile of the original edition, not reproduced with Optical Recognition Software. This manual is written especially to en
A Timeless Classic! Compact and pocket-sized, this handy reference contains thousands of facts and figures relevant to pipefitters, steamfitters-anyone concerne