• • Issue:
  • THE UNION JACK 51
  • Title:
  • Sexton Blake's Triumph
  • Author:
  • Arnold Davis (A. G. Pearson)

• • Issue:
  • THE UNION JACK 53
  • Title:
  • Cunning Against Skill
  • Author:
  • Anon. (W. J. Lomax)

• • Issue:
  • THE UNION JACK 59
  • Title:
  • The Mark of the Thumb
  • Author:
  • Anon. (T. D. Maitland)

• • Issue:
  • THE UNION JACK 62
  • Title:
  • The Mystery of the Hilton Royal
  • Author:
  • Arnold Davis (William M. Graydon)