| Geological Society of America Bulletin | ||||||||||||||
| issue | ||||||||||||||
| year | volume | 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | 10 | 11 | 12 p1 | 12 p2 |
| 1954 | 65 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 |
| 1955 | 66 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 |
| 1956 | 67 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | xx | 1 | 1 |
| 1957 | 68 | xx | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | xx | 1 | 1 | 1 |
| 1958 | 69 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | xx | 1 | 1 | 1 |
| 1959 | 70 | xx | 1 | 1 | xx | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 |
| 1960 | 71 | 1 | 1 | xx | xx | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 |
| 1961 | 72 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | |
| 1962 | 73 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | |
| 1963 | 74 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | |
| 1964 | 75 | 1 | 2 | 1 | 1 | 1 | xx | 1 | 1 | 1 | 1 | 1 | xx | |
| 1965 | 76 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | xx | 1 | 1 | 1 | 1 | |
| 1966 | 77 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | xx | 1 | |
| 1967 | 78 | 1 | x | 2 | 1 | 1 | 2 | 2 | 2 | 2 | 2 | 2 | 2 | |
| 1968 | 79 | 2 | 2 | 2 | 2 | 1 | 2 | 2 | 2 | 1 | 2 | 2 | 2 | |
| 1969 | 80 | 2 | 1 | 2 | 2 | 1 | 1 | 1 | 1 | 1 | 2 | 2 | 2 | |
| 1970 | 81 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | |
| 1971 | 82 | 1 | 1 | 1 | 1 | xx | 1 | 1 | 1 | 1 | 1 | 1 | 1 | |
| 1972 | 83 | 1 | 1 | 1 | 1 | 1 | 1 | xx | 1 | 1 | 1 | 1 | 1 | |
| 1973 | 84 | 1 | 1 | 1 | 1 | 1 | 1 | xx | 1 | 1 | 1 | xx | 1 | |
"xx" means I do not have that issue.
If interested send me, David, a note to [email protected]