The Secret of Invisibility
| First published | May 1922 |
|---|---|
| Type | Short Fiction |
| Length | Short Story |
| Series | Dr. Hackensaw's Secrets #5 |
| Date | Publication | Publisher | Type | Page | |
|---|---|---|---|---|---|
| May 1922 | Science and Invention, May 1922 | Experimenter Publishing Company | MAGAZINE | 17 |
| First published | May 1922 |
|---|---|
| Type | Short Fiction |
| Length | Short Story |
| Series | Dr. Hackensaw's Secrets #5 |
| Date | Publication | Publisher | Type | Page | |
|---|---|---|---|---|---|
| May 1922 | Science and Invention, May 1922 | Experimenter Publishing Company | MAGAZINE | 17 |