| Verfasser | Häufigkeit |
| Dawkins, Richard MacGillivray 1871-1955 |
98 |
| Droop, John Percival 1882-1963 |
5 |
| MacGillivray, James R. |
4 |
| MacGillivray, Alice V. |
3 |
| Scammon, Richard M. |
3 |
| MacGillivray, John H. |
2 |
| MacGillivray, Leonard R. |
2 |
| MacGillivray, Royce |
2 |
| Wace, Alan John Bayard 1879-1957 |
2 |
| Atwood, Jerry L. 1942- |
1 |
| Barber, Robin L. N. 1940- |
1 |
| Barbour, Leonard J. |
1 |
| Burchett, Rich 1952- |
1 |
| Cook, Rhodes |
1 |
| Giles, Peter 1860-1935 |
1 |
| Gokel, George W. |
1 |
| Goodman, Ron |
1 |
| Hasluck, Frederick William 1878-1920 |
1 |
| Jenkins, Romilly James Heald 1907-1969 |
1 |
| Kasmire, Robert F. |
1 |