Author : MJG Ritchie & Walter Harrison
Comments : Of some historical interest the book represents the state of the art in 1902, published simultaneously in Philadelphia, USA
Author : MJG Ritchie & Walter Harrison
Comments : This second edition appears to be identical to the first, including the advertisements. The only difference I can see, is in the labelling of the sketch on Page 49.
Author : MJG Ritchie & Walter Harrison
Comments : Of some historical interest the book represents the state of the art in 1902, published simultaneously in London, England