Billie Bradley and Her Classmates; Or, The Secret of the Locked Tower

  THE BETTY GORDON SERIES

  By ALICE B. EMERSON

  _12mo. Cloth. Illustrated. Jacket in full colors_ _Price per volume, 65 cents, postpaid_

  A series of stories by Alice B. Emerson which are bound to make thiswriter more popular than ever with her host of girl readers.

  1. BETTY GORDON AT BRAMBLE FARM, _or The Mystery of a Nobody_

  At twelve Betty is left an orphan.

  2. BETTY GORDON IN WASHINGTON, _or Strange Adventures in a Great City_

  Betty goes to the National Capitol to find her uncle and has several unusual adventures.

  3. BETTY GORDON IN THE LAND OF OIL, _or The Farm That Was Worth aFortune_

  From Washington the scene is shifted to the great oil fields of our country. A splendid picture of the oil field operations of today.

  4. BETTY GORDON AT BOARDING SCHOOL, _or The Treasure of Indian Chasm_

  Seeking treasures of Indian Chasm makes interesting reading.

  5. BETTY GORDON AT MOUNTAIN CAMP, _or The Mystery of Ida Bellethorne_

  At Mountain Camp Betty found herself in the midst of a mystery involving a girl whom she had previously met in Washington.

  6. BETTY GORDON AT OCEAN PARK, _or School Chums on the Boardwalk_

  A glorious outing that Betty and her chums never forgot.

  7. BETTY GORDON AND HER SCHOOL CHUMS, _or Bringing the Rebels to Terms_

  Rebellious students, disliked teachers and mysterious robberies make a fascinating story.

  8. BETTY GORDON AT RAINBOW RANCH, _or Cowboy Joe's Secret_

  Betty and her chums have a grand time in the saddle.

  9. BETTY GORDON IN MEXICAN WILDS, _or The Secret of the Mountains_

  Betty receives a fake telegram and finds both Bob and herself held for ransom in a mountain cave.

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