Stallcup's Electrical Calculations Simplified Author:James Stallcup The Most Complete Electrical Calculation Book Available, This Volume Can Be Used As A Teaching And Learning Tool, A License Exam Review, Or A Lifetime Reference On Calculations For All Kinds Of Equipment And Occupancies Covered By The National Electrical CodeŽ. The Book Reinforces The Main Principles Of Electric Circuits Through A Broad Assortme... more »nt Of Basic Code Calculations. The More Complicated Rules Pertaining To Calculating Loads Are Condensed To Provide Easier Understanding Of How To Perform Calculations According To The Provisions Of The NEC.« less