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Allard HA. The Last Meadow Katydid; A Study of Its Musical Reactions to Light and Temperature (Orthoptera: Tettigoniidae) . Transactions of the American Entomological Society. 1929;55(2):155-164. Available at: http://www.jstor.org/stable/25077218.

Allard HA. CHANGING THE CHIRP-RATE OF THE SNOWY TREE CRICKET OECANTHUS NIVEUS WITH AIR CURRENTS. Science. 1930;72(1866):347 - 349. Available at: http://www.sciencemag.org/cgi/doi/10.1126/science.72.1866.347https://syndication.highwire.org/content/doi/10.1126/science.72.1866.347.

Allard HA. The stridulations of some crickets in the Dominican Republic. Journal of the Washington Academy of Sciences. 1957;47(5):150-152. Available at: http://biostor.org/reference/134282.

Allard HA. THE CHIRPING RATES OF THE SNOWY TREE CRICKET (OECANTHUS NIVEUS) AS AFFECTED BY EXTERNAL CONDITIONS. The Canadian Entomologist. 1930;62(06):131 - 142. Available at: http://www.journals.cambridge.org/abstract_S0008347X00060569.