| Raw gold
Bertrand W. Sinclair | |
| Raw Material
Dorothy Canfield Fisher | |
| Raw men
Frank Richardson Pierce | |
| Raymond; or, Life and Death / With examples of the evidence for survival of memory and affection after death.
Sir Oliver Lodge | |
| Ray's Daughter: A Story of Manila
Charles King | |
| Rays of Living Light on the One Way of Salvation
Charles W. Penrose | |
| Rayton: A Backwoods Mystery
Theodore Goodridge Roberts | |
| Reaching for the moon
Evan Hunter | |
| Read-Aloud Plays
Horace Holley | |
| Readers and Writers (1917-1921)
A. R. Orage |
