Marco Polo and Our Time Machine
| First published | October 1961 |
|---|---|
| Type | Short Fiction |
| Length | Short Story |
Publications (1)
| Date | Publication | Publisher | Type | Page |
|---|---|---|---|---|
| October 1961 | Boys' Life, October 1961 | Boy Scouts of America | MAGAZINE | 22 |
| First published | October 1961 |
|---|---|
| Type | Short Fiction |
| Length | Short Story |
| Date | Publication | Publisher | Type | Page |
|---|---|---|---|---|
| October 1961 | Boys' Life, October 1961 | Boy Scouts of America | MAGAZINE | 22 |