The value of science in the smithy and forge / By William Hutton Cathcart ... Edited by John Edward Stead ... Prefatory note by Professor Archibald Barr ... With 75 illustrations, mostly photomicrographs. 2d ed., rev.
The value of science in the smithy and forge / By William Hutton Cathcart ... Edited by John Edward Stead ... Prefatory note by Professor Archibald Barr ... With 75 illustrations, mostly photomicrographs.