J.T. Rodda Notes on the Tastes of Bees in Colour Entomology TDGNHAS Series II, 18 (1905-06), 141(WARNING very large file size: 11.24 MB)
J.T. Rodda Have Bees a Colour Sense? Entomology TDGNHAS Series II, 19 (1906-07), 33(WARNING large file size: 8.84 MB)
