The Mysterious Cipher

Part of

The Hazards of Helen

Includes: The Hazards of Helen, In Danger's Path, The Hazards of Helen Ep26: The Wild Engine, The Leap from the Water Tower, The Hazards of Helen: Episode13, The Escape on the Fast Freight, The Pay Train, The Wrong Train Order, The Death Train, The Open Track, The Capture of Red Stanley, The Treasure Train, The Mysterious Cipher, The Detective's Peril, The Trapping of 'Peeler' White, The Record Run, The Race for a Siding, The Governor's Special, The Human Telegram, The Bridge of Danger, Nerves of Steel, A Railroader's Bravery, The Stolen Engine, Helen's Sacrifice, The Plot at the Railroad Cut, The Girl at the Throttle, One Chance in a Hundred, The Flying Freight's Captive, The Black Diamond Express, The Broken Circuit, The Escape on the Limited, The Girl Telegrapher's Peril, The Box Car Trap, A Race for a Crossing, The Girl Engineer, The Girl on the Trestle, A Life in the Balance, The Girl at Lone Point, The Railroad Raiders of '62, The Open Drawbridge, The Engineer's Peril, The Red Signal, The Little Engineer, The Fast Mail's Danger, The Fiend at the Throttle, The Night Operator at Buxton, A Wild Ride, The Midnight Limited, Near Eternity, The Human Chain, The Broken Train, A Deed of Daring, The Girl on the Engine, The Fate of Number One, The Substitute Fireman, The Limited's Peril, A Boy at the Throttle, Crossed Wires, The Tramp Telegrapher, The Dynamite Train, The Girl on the Bridge, The Girl and the Special, Danger Ahead!, The Rescue of the Brakeman's Children, A Mile a Minute, A Test of Courage, The Watertank Plot, The Runaway Boxcar, A Matter of Seconds, A Girl's Grit, The Broken Rail, Train Order Number Forty-Five, A Perilous Chance, The Engineer's Honor, The Spiked Switch, The Trail of Danger, The Girl Who Dared, A Race for a Life, The Girl Telegrapher's Nerve, The Switchman's Story, The Perilous Swing, The Peril of the Rails, The Broken Wire, Tapped Wires, The Haunted Station, When Seconds Count, At the Risk of Her Life, A Plunge from the Sky, In Death's Pathway, The Broken Brake, To Save the Road, A Race Through the Air, The Blocked Track, The Death Swing, Defying Death, The Hoodoo of Division B, Ablaze on the Rails, The Secret of the Box Car, At Danger's Call, With the Aid of the Wrecker, Hurled Through the Drawbridge, A Mystery of the Rails, The Midnight Express, The Lineman's Peril, The Trial Run, The Forgotten Train Order, The Runaway Sleeper, The Lone Point Mystery, The Gate of Death, A Daring Chance, To Save the Special, The Lost Messenger, The Wrecked Station, The Fireman's Nemesis, The Mogul Mountain Mystery, A Race with Death, The Vanishing Box Car, The Sidetracked Sleeper, The Prima Donna's Special, The Railroad Claim Intrigue, The Death Siding