Swift, Bevan.H .
Principles of magnetic crack detection / Textual Documents H.Bevan Swift. - 1 / . - London : E & F.N.Spon Ltd , 1944. - 105 ; .
12.00
538 / SWI/PR
Principles of magnetic crack detection / Textual Documents H.Bevan Swift. - 1 / . - London : E & F.N.Spon Ltd , 1944. - 105 ; .
12.00
538 / SWI/PR