7068
18002
20124
Kraus, Edward Henry
5791-
Gems and gem materials
New York
McGraw-Hill Book Co
1947
ix, 332p,; ill
"Selected bibliography" P. 317-319
by Edward Henry Kraus and Chester Baker Slawson
5th ed
، Precoius stones
QE
392
.
K7
1947
AU
AU Slawson, Cheser Baker 1898- joint author
TI
CL
CL
CL
