Boron steels : production and use.
Boron steels : production and use.
- 140 pages : illustrations ; 24 cm
"Technical Assistance Mission No.124"
54003044
Boron steel
TN757.B6 / B67 1954
"Technical Assistance Mission No.124"
54003044
Boron steel
TN757.B6 / B67 1954