Small single phase transformers : explaining a commercial method of design, making possible economy of material and accurate predetermination of characteristics, and giving information enabling the amateur to design and construct a transformer meeting his own requirements
著者
書誌事項
Small single phase transformers : explaining a commercial method of design, making possible economy of material and accurate predetermination of characteristics, and giving information enabling the amateur to design and construct a transformer meeting his own requirements
（Pitman's Technical primers series）
Pitman, 1921