Other
Knight, Philip (Fictitious character)
11
Knight, Roger (Fictitious character)
Private investigators
10
College teachers
9
American fiction
3
American authors
2
Brothers
2
English fiction
2
Influence
2
Philosophy teachers
2
College graduates
1
College sports
1
Crimes against
1
Gold mines and mining
1
History
1
Investigation
1
Mail bombings
1
Manuscripts
1
Murder
1
Philanthropists
1