Harbormaster - 1957 The Captain's Gun 1-25 was released on:
USA: 11 May 1958
Harbormaster - 1957 was released on: USA: 26 September 1957
Harbormaster - 1957 The Wreckers 1-7 was released on: USA: 7 November 1957
Harbormaster - 1957 Sanctuary 1-5 was released on: USA: 24 October 1957
Harbormaster - 1957 Dangerous Channel - 1.4 was released on: USA: 17 October 1957
Harbormaster - 1957 The Thievingest Dog 1-1 was released on: USA: 26 September 1957
Harbormaster - 1957 Enemy Unknown 1-8 was released on: USA: 14 November 1957
Harbormaster - 1957 Invisible Island 1-11 was released on: USA: 12 December 1957
Harbormaster - 1957 Night Rescue 1-10 was released on: USA: 5 December 1957
Harbormaster - 1957 Falcon's Roost 1-12 was released on: USA: 19 December 1957
Harbormaster - 1957 The Robber 1-21 was released on: USA: 9 March 1958
Harbormaster - 1957 Experiment with a Traitor - 1.18 was released on: USA: 9 February 1958
Harbormaster - 1957 Silent Threat 1-20 was released on: USA: 23 February 1958