11
G.I.A
| GIA Publications,Inc. |
1984
12
G.I.A
| GIA Publications,Inc. |
1989
13
G.I.A
| GIA Publications,Inc. |
1980
14
G.I.A
| GIA Publications,Inc. |
1980
15
G.I.A
| GIA Publications,Inc. |
1974
16
G.I.A
| GIA Publications,Inc. |
1984
17
G.I.A
| GIA Publications,Inc. |
1987
18
G.I.A
| GIA Publications,Inc. |
1980
19
G.I.A
| GIA Publications |
1993
20
G.I.A
| GIA Publications,Inc. |
1993