1. Arc welding instructions for the beginner
Author: by H. A. Sosnin
Library: Central Library Yasuj University (Kohgiluye va Buyer ahmad)
Subject: Electric welding
Classification :
671
,.
521
,
S63
2. Arc welding instructions for the beginner
Author: by H. A. Sosnin.,Sosnin, H. A.
Library: Central Library and Documents Center of Tehran University (Tehran)
Subject: Electric welding.
Classification :
TK4660
.
S63
1964a
3. Teachers manual
Author: by H. A. Sosnin.,Sosnin, H. A.
Library: Central Library and Documents Center of Tehran University (Tehran)
Subject: Electric welding.
Classification :
TK4660
.
S63
1964
