Maxims and Instructions for the Boiler Room, by N. (Nehemiah) Hawkins 53139 [Subtitle: Useful to Engineers, Firemen & Mechanics; Relating to Steam Generators, Pumps, Appliances, Steam Heating, Practical Plumbing, etc.] [Link: http://www.gutenberg.org/5/3/1/3/53139 ] [Files: 53139-h.htm; 53139-0.txt; ] [Clearance: 20150806090927hawkins] E-text prepared by deaurider, Brian Wilcox, and the Online Distributed Proofreading Team (http://www.pgdp.net) from paage images generously made available by Internet Archive (https://archive.org) Thanks, Joe