Charles Horstmann Henry

Electrical Tables And Engineering Data; A Book Of Useful Tables And Practical Hints For Electricians, Foremen, Salesmen, Solicitors, Estimators, Contr

Modern Electrical Construction

Modern Electrical Construction

Twentieth Century Hand-Book For Steam Engineers And Electricians, With Questions And Answers ..

Twentieth Century Hand-Book For Steam Engineers And Electricians, With Questions And Answers ..

Motion Picture Operation, Stage Electrics And Illusions; A Practical Hand-Book And Guide For Theater Electricians, Motion Picture Operators And Managers Of Theaters And Productions

Electrical Tables And Engineering Data; A Book Of Useful Tables And Practical Hints For Electricians, Foremen, Salesmen, Solicitors, Estimators, Contr