Books

Your Key to Happiness (1935)
Thoughts Through Space (with Sir Hubert Wilkins) (1942)
Your Key to Married Happiness (1944)
Your Key to Youth Problems (1945)
Your Key to Romance (1948)
You Live After Death (1949)
You Can Stop Drinking (1950)
Know Your Own Mind (1953)
Adventures in Thinking (1956)
TNT, the Power Within You (with Claude Bristol; 1957)
How To Turn Failure into Success (1958)
How to Use the Power of Prayer (1958)
How to Make ESP Work for You (1964)
How to Solve Mysteries of Your Mind and Soul (1965)
Wonder Healers of the Philippines (1967)
Your Mysterious Powers of ESP (1969)
How to Foresee and Control Your Future (1970)
How to Take Yourself Apart and Put Yourself Back Together Again (1971)
The Harold Sherman ESP Manual (w/ Ambrose & Olga Worrall; 1972)
Your Power to Heal (1972)
You Can Communicate with the Unseen World (1974)
How to Know What to Believe (1976)
How to Picture What You Want (1978)
The Dead Are Alive! (1981)

Fantasy

The Green Man (1947)
The Green Man Returns
This Way to Heaven
All Aboard for the Moon

Plays produced

Her Supporting Cast (1931)
The Little Black Book (1932)
The Girl From Nantucket (1945)
Mark Twain (1947)
The Great Man (1951)
Hocus Pocus (1951)

Screenplays produced

Are We Civilized? (1934)
The Adventures of Mark Twain (1942)

Boys Sports Books

Mayfield’s Fighting Five (1926)
Touchdown! (1927)
Beyond the Dog’s Nose (1927)
Get ‘Em Mayfield (1927)
Hit by Pitcher (1928)
Block that Kick! (1928)
Fight ‘Em Big Three (1929)
Bases Full! Ernie Challenges the World (1928)
Safe! (1928)
Over the Line (1929)
Don Raider, Trailblazer (1929)
Flashing Steel (1929)
Hit and Run! (1929)
Hold that Line! (1930)
Flying Steel and Other Hockey Stories (1930)
Batter Up! (1930)
Number Forty Four, and Other Football Stories (1930)
Shoot that Ball! And Other Basketball Stories (1930)
It’s a Pass! (1931)
Slashing Sticks and Other Hockey Stories (1931)
Strike Him Out! (1931)
Goal to Go!  (1931)
Interference and Other Football Stories (1932)
Down the Ice, and Other Winter Sport Stories (1932)
Double Play! And Other Baseball Stories (1932)
Crashing Through!  (1932)
Under the Basket, and Other Basketball Stories  (1932)
The Tennis Terror, and Other Tennis Stories  (1932)

Fiction

Cameron McBain, Backwoodsman (with H. Daniel; 1927)
Ding Palmer, Air Detective (1930)
The Land of Monsters (1931)
Let Freedom Ring! (1932)
Tahara Among the African Tribes (1933)
Tahara: Boy King of the Desert (1933)
Tahara: Boy Mystic of India (1933)
Tahara in the Land of the Yukatan (1933)
Call of the Land (1948)