Books about Mystery fiction (sorted alphabetically)
- Bobs, a Girl Detective Grace May North
- Bomb-Makers William Le Queux
- Bond of Black William Le Queux
- Boy Scout Explorers at Headless Hollow Don Palmer
- Boy Scouts in Northern Wilds; Or, The Signal from the Hills Archibald Lee Fletcher
- Brazilian Gold Mine Mystery Andy Adams
- Brownie Scouts at Snow Valley Mildred A. Wirt
- By Wit of Woman Arthur W. Marchmont
- Cabman's Story Arthur Conan Doyle
- Calico Cat Charles Miner Thompson
- Camp Fire Boys at Log Cabin Bend; Or, Four Chums Afoot in the Tall Timber St. George Rathborne and Charles L. Wrenn
- Canadian Farm Mystery; Or, Pam the Pioneer Bessie Marchant
- Captains of souls Edgar Wallace
- Cardinal Moth Fred M. White
- Carmen's Messenger Harold Bindloss
- Case and the Girl Randall Parrish
- Case in Camera Oliver Onions
- Catty Atkins, Sailorman Clarence Budington Kelland
- Chalk face Waldo David Frank
- Chink in the Armour Marie Belloc Lowndes
- Circular Staircase Mary Roberts Rinehart
- Clara Vaughan, Volume 1 (of 3) R. D. Blackmore
- Clara Vaughan, Volume 2 (of 3) R. D. Blackmore
- Clara Vaughan, Volume 3 (of 3) R. D. Blackmore
- Clock and the Key A. H. Vesey