| Verfasser | Häufigkeit |
| Bernhardt, Curtis 1899-1981 |
1 |
| Boehm, Sydney 1908-1990 |
1 |
| Clark, Alan R. |
1 |
| Cole, Lester 1904-1985 |
1 |
| Kaper, Bronislaw 1902-1983 |
1 |
| Marshall, Herbert 1890-1966 |
1 |
| Nervig, Conrad A. 1889-1980 |
1 |
| Taylor, Robert 1911-1969 |
1 |
| Totter, Audrey 1918-2013 |
1 |
| Vogel, Paul 1899-1975 |
1 |