| Number | Map | Year | Type |
|---|---|---|---|
| I-2055 | Geologic Map of the Lerna Region (Ji-4) of Io | 1991 | Geologic |
| I-1980 | Geologic Map of the Ruwa Patera Quadrangle of Io (Ji2) | 1989 | Geologic |
| I-1550 | Shaded Relief and Surface Markings of the Colchis Region of Io | 1984 | Airbrush, with Nomenclature |
| I-1549 | Shaded Relief and Surface Markings of the Lerna Region of Io | 1984 | Airbrush, with Nomenclature |
| I-1491 | Shaded Relief and Surface Markings of the Ruwa Patera Region of Io | 1984 | Airbrush, with Nomenclature |