- Gruber, Frank VS oeuvre
- (1904-1969) [wiki]
1: Twenty plus two 1961 (Twintig plus twee) UMC148
[IMDb] in 1961 verfilmd door Joseph M. Newman
2: Brothers of silence 1962 (Broeders der stilte) UMC157
3: Bridge of sand 1963 (Een handvol moorden) UMC186
4: Little Hercules 1965 (Little Hercules) UMC264
5: Run, fool, run 1966 (Loop voor je leven) UMC273