The Great Ruby Mystery - 1915 was released on:
USA: 3 August 1915
A Mystery of the Mountains - 1915 was released on: USA: 26 October 1915
The Solution to the Mystery - 1915 was released on: USA: 13 December 1915
The Chinatown Mystery - 1915 was released on: USA: 10 February 1915
The Woman of Mystery - 1915 was released on: USA: 29 December 1915
The Cheval Mystery - 1915 was released on: USA: 28 June 1915
The Mystery of Room 13 - 1915 was released on: USA: 29 October 1915
The Mystery of the Silent Death - 1915 was released on: USA: 19 April 1915
The Mystery of the Throne Room - 1915 was released on: USA: 5 January 1915
The Mystery of Henri Villard - 1915 was released on: USA: 31 August 1915
The Two Cent Mystery - 1915 was released on: USA: 20 June 1915
The Mystery of the Empty Room - 1915 was released on: USA: 30 November 1915
Pimple's Art of Mystery - 1915 was released on: UK: June 1915 USA: 7 January 1916