Note: There are other series with the same name: Dr. Yen Sin (magazine)

• Series: Dr. Yen Sin Series Record # 29853
• Series Tags: Yellow Peril (2)

• Dr. Yen Sin
  • The Mystery of the Dragon's Shadow (1935) by Donald E. Keyhoe also appeared as:
    • Serializations:
    • The Mystery of the Dragon's Shadow (Complete Novel) (1936)
  • The Mystery of the Golden Skull (1936) by Donald E. Keyhoe also appeared as:
    • Serializations:
    • The Mystery of the Golden Skull (Complete Novel) (1936)
  • The Mystery of the Singing Mummies (1936) by Donald E. Keyhoe only appeared as:
    • Serializations:
    • The Mystery of the Singing Mummies (Complete Novel) (1936)