Douglas Dold

Astounding Stories (Vol. VI No. 2 May, 1931)

Astounding Stories (Vol. VII No. 1 July, 1931)

Astounding Stories of Super-Science (Vol. II No. 3 June, 1930)

Astounding Stories of Super-Science (Vol. III No. 1 July, 1930)

Astounding Stories of Super-Science (Vol. III No. 2 August, 1930)

Astounding Stories of Super-Science (Vol. III No. 3 September, 1930)

Astounding Stories of Super-Science (Vol. IV No. 2 November, 1930)

Astounding Stories of Super-Science (Vol. V No. 1 January, 1931)