| Date | Publication | Publisher | Type | Page | |
|---|---|---|---|---|---|
| March 1976 |
|
The Ultimate Guide to Howardia 1925-1975 | Hall Publications | Nonfiction |
| Date | Publication | Publisher | Type | Page | |
|---|---|---|---|---|---|
| March 1976 |
|
The Ultimate Guide to Howardia 1925-1975 | Hall Publications | Nonfiction |