Author:Roy Judson Snell

Works
(partial list)

Boys mystery series

 * Triple Spies 1920
 * Lost in the Air 1920
 * Panther Eye 1921
 * The Crimson Flash 1922
 * White Fire 1922
 * Black Schooner 1923
 * Hidden Trail 1924
 * Firebug 1925
 * The Red Lure 1926
 * Forbidden Cargoes 1927
 * Johnny Longbow 1928
 * The Rope of Gold 1929
 * The Arrow of Fire 1930
 * The Gray Shadow 1931
 * Riddle of the Storm 1932
 * The Galloping Ghost 1933
 * Whispers at Dawn; Or, The Eye 1934
 * Mystery Wings 1935
 * Red Dynamite 1936
 * Seal of Secrecy 1937
 * The Shadow Passes 1938
 * Sign of the Green Arrow 1939

Girls mystery series

 * The Blue Envelope 1922 (novel)
 * as The Blue Envelop, (novella, sl. St. Nicholas, March - June 1922) illustrators: Sarah K. Smith, W. P. Couse
 * The Cruise of the O Moo 1922
 * The Secret Mark 1923
 * Purple Flame 1924
 * The Crimson Thread 1925
 * The Silent Alarm 1926
 * Thirteenth Ring 1927
 * Witches Cove 1928
 * Gypsy Shawl 1929
 * Green Eyes 1930
 * The Golden Circle 1931
 * Magic Curtain 1932
 * Hour of Enchantment 1933
 * The Phantom Violin 1934
 * Gypsy Flight 1935
 * The Crystal Ball 1936
 * A Ticket to Adventure 1937
 * Third Warning 1938

Radio Phone series

 * Curlie Carson Listens In 1922
 * On the Yukon Trail 1922
 * Desert Patrol 1923
 * Sea Going Tank 1924
 * Flying Sub 1925
 * Dark Treasure 1926
 * Whispering Isles 1927
 * Invisable Wall 1928

Children's books

 * Smooky Moon 1934
 * Arctic Stowaway 1935
 * Under the Chewing Gum Tree 1936
 * Little White Fox and His Arctic Friends 1916
 * An Eskimo Robinson Crusoe 1917
 * Captain Kituk 1918
 * Little Boy France 1919
 * Skimmer the Daring 1919
 * Skimmer and His Thrilling Adventures 1919
 * Soolook Wildboy 1920
 * The Dinner That Was Always There 1923
 * The Northland Birdlife 1924
 * The Strangeland Birdlife: The Book of Antartic Birds 1924
 * Little Red Pony Auto 1924
 * Icebound in the South Polar Seas 1925
 * Told Beneath the Northern Lights 1925
 * Monkey Land 1931
 * Hi Ho Pinocchio 1940

Jimmy Drury mystery series

 * Candid Camera Detective 1938
 * Caught by the Camera 1939
 * What the Dark Room Revealed 1939
 * By Bursting Flashbulbs 1941

Fighters For Freedom Series

 * Norma Kent of the WACS 1943
 * Sally Scott of the WAVES 1943
 * Sparkey Ames Of The Ferry Command 1943

Other hardbound books

 * Ski Patrol 1940
 * Wings Over England 1941
 * Wings for Victory 1942
 * Destination Unknown 1944
 * Secrets of Radar 1944
 * Jet Plane Mystery 1944