The Electrical Contractor: Principles of Cost-Keeping and Estimating, Wiring and Illumination Calculations and Other Technical Problems of the Business. E-book. Formato PDF Louis W. Moxey Jr.   -  Forgotten Books, 2017  - 

Only a few years ago the electrical contractor was an individual mechanic. The period of evolution to the organized business of today has been too short to permit of much standardization in systems of methods of han dling work, and many men are suffering today the costly consequences. The need of better methods in both the commercial and technical phases is evident to anyone who 'comes in contact with the average contractor's organization and work.