Callahan's Legacy
Spider Robinson
Callahan (7)
Callahan's Key
Callahan (1)
Calahan's Con
Callahan (11)
The Callahan Touch
Callahan (6)
Callahan's Secret
Callahan (12)
Lady Slings the Booze
Callahan (5)
Callahan's Lady
Callahan (4)
Callahan's Crosstime Saloon