Power in the global eraTheodore H. Cohn, Stephen McBride, John Richard Wiseman, T. Cohn, S. McBride, J. Wiseman, Theodore Cohn, John Wiseman - undifferentiated · First published 2000Open the Tome
Canada and Southeast AsiaTheodore H. Cohn, Geoffrey B. Hainsworth, Lorne J. Kavic · First published 1980Open the Tome
Variation and speciation in the grasshoppers of the Conalcaeini (Orthoptera, Acrididae, Melanoplinae) the lowland forms of western Mexico, the genus BarytettixTheodore J. Cohn · First published 1974Open the Tome
The arid-land katydids of the North American genus Neobarrettia (Orthoptera: Tettigoniidae)Theodore J Cohn · First published 1965Open the Tome
