Cover art
| Title | Type | Year | |
|---|---|---|---|
|
|
The Silent Stars Go By, Ballantine, 1991 | Edition | 1991 |
|
|
The Silent Stars Go By, Del Rey / Ballantine, 1991 | Edition | 1991 |
|
The White Papers, NESFA Press, 1996 | Edition | 1996 |
|
|
The White Papers, NESFA Press, 1998 | Edition | 1998 |
Interior art
| Title | Type | Year | |
|---|---|---|---|
|
Analog Science Fiction and Fact, October 1975 | Magazine issue | 1975 |
|
Analog Science Fiction and Fact, February 1996 | Magazine issue | 1996 |