Efficiency course ...
Published: 1919
Place of publication: Evansville, Ind
Language: eng
Copyright date: 1920
Subjects: Heating; Estimates; Plumbing
Table of contents: title: Part 1 The Principles of fixed charge or operating cost; title: Part 1a The Principles of fixed charge or operating cost (revised ed.); title: Part 2 The Principles of estimating and contracting of plumbing installations; title: Part 2a The Principles of estimating and contracting of plumbing installations (revised ed.); title: Part 3 The principles of estimating and contracting of heat installations.