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William Edward Langdon的作品

Cover for William Edward Langdon · Application of Electricity to Railway Working (Paperback Book) (2024)

Application of Electricity to Ra... (2024)

William Edward Langdon

Cover for William Edward Langdon · Telephone : A Lecture Entitled, Researches in Electric Telephony (Book) (2022)

Telephone : A Lecture Entitled, ... (2022)

William Edward Langdon

Cover for William Edward Langdon · The Telephone: A Lecture Entitled, Researches in Electric Telephony: Delivered Before the Society of Telegraph Engineers, October 31st, 1877 (Paperback Book) (2018)

The Telephone: A Lecture Entitle... (2018)

William Edward Langdon

Cover for William Edward Langdon · The Telephone (Paperback Book) (2018)

The Telephone (2018)

William Edward Langdon

Cover for William Edward Langdon · The Telephone (Hardcover Book) (2018)

The Telephone (2018)

William Edward Langdon

Cover for William Edward Langdon · The Application of Electricity to Railway Working (Paperback Book) (2016)

The Application of Electricity t... (2016)

William Edward Langdon

Cover for William Edward Langdon · The Application of Electricity to Railway Working (Hardcover Book) (2009)

The Application of Electricity t... (2009)

William Edward Langdon

Cover for William Edward Langdon · The Application of Electricity to Railway Working (Paperback Book) (2009)

The Application of Electricity t... (2009)

William Edward Langdon