John H. Masters

• A catalogue of distributional lists for Latin-American butterflies
• A catalogue of state and local butterfly lists for the mid-continent region
• An annotated list of the butterflies of Perry County and a contribution to the knowledge of lepidoptera in Indiana
• An annotated list of the butterflies of the Minnesota Arrowhead
• Ecological and distributional notes of butterflies of the genus Erebia in Manitoba
• Notes on the butterflies of the genus Velamysta (Ithomiidae) with a key to the species by W.T.M. Forbes
• The butterflies of Churchill, Manitoba