Laying out for boiler makers and sheet metal workers; a practical treatise on the layout of boilers, stacks, tanks, pipes, elbows, and miscellaneous sheet metal work . ^- 342 plain t184 stay tu 2M- ? ?^^ bCB2J4 dla.*ll ;e8 2^ dia.^6 Ws -V/i- -ii 1^

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Keywords: ., bookcentury1900, bookdecade1900, bookidl, booksubjectsteamboilers