Walter Popp
| Item | Date | Publisher | Price | Role |
|---|---|---|---|---|
| Ziff Davis Sci Fi Slipcase Set | Aug. 15, 2018 | PS Artbooks | $99.99 | Illustrator |
| Space Busters (Slipcase) | May 3, 2017 | PS Artbooks | $69.99 | Illustrator |
| Space Busters | May 3, 2017 | PS Artbooks | $59.99 | Illustrator |
| Item | Date | Publisher | Price | Role |
|---|---|---|---|---|
| Ziff Davis Sci Fi Slipcase Set | Aug. 15, 2018 | PS Artbooks | $99.99 | Illustrator |
| Space Busters (Slipcase) | May 3, 2017 | PS Artbooks | $69.99 | Illustrator |
| Space Busters | May 3, 2017 | PS Artbooks | $59.99 | Illustrator |