| Colecciones Españolas | Colecciones USA | Personajes | Autores | Comics Españoles | Comics USA | Sagas |
| Apariciones de Dr. Spectrum (Tierra-712) (Joseph Ledger): 37 |
| Título Colección | Número | Variante | Mes | Año |
|---|---|---|---|---|
| The Avengers, Vol. 1 | 141 | NOV | 1975 | |
| The Avengers, Vol. 1 | 142 | DIC | 1975 | |
| The Avengers, Vol. 1 | 144 | FEB | 1976 | |
| The Avengers, Vol. 1 | 147 | MAY | 1976 | |
| The Avengers, Vol. 1 | 148 | JUN | 1976 | |
| The Avengers, Vol. 1 | 149 | JUL | 1976 | |
| Thor, Vol. 1 | 280 | FEB | 1979 | |
| Squadron Supreme, Vol. 1 | 1 | SEP | 1985 | |
| Squadron Supreme, Vol. 1 | 4 | DIC | 1985 | |
| Squadron Supreme, Vol. 1 | 5 | ENE | 1986 | |
| Squadron Supreme, Vol. 1 | 6 | FEB | 1986 | |
| Squadron Supreme, Vol. 1 | 7 | MAR | 1986 | |
| Squadron Supreme, Vol. 1 | 8 | ABR | 1986 | |
| Squadron Supreme, Vol. 1 | 9 | MAY | 1986 | |
| Squadron Supreme, Vol. 1 | 11 | JUL | 1986 | |
| Squadron Supreme, Vol. 1 | 12 | AGO | 1986 | |
| Squadron Supreme: Death of A Universe | 0 | 1989 | ||
| What If, Vol. 2 | 1 | JUL | 1989 | |
| Quasar | 13 | AGO | 1990 | |
| Quasar | 14 | SEP | 1990 |
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