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Southern pine log grades for yard and structural lumber
Schroeder, J.G.
Bok Engelsk 1968
Southern pine tree grades for yard and structural lumber
J.G. Schroeder, R.A. Campbell and R.C. Ro...
Bok Engelsk 1968
Aluminium in rolling stock : the value of research and development
Campbell, R. A.
Bok Engelsk 1957
Refining antimony by electrodeposition and by distillation
Rogers, R. R.
Bok Engelsk 1955