RECORD: Darwin, C. R. [1869-1874]. Abstract of Cox, Birds of Franklin County, Indiana, 1869.] CUL-DAR88.153. Edited by John van Wyhe (The Complete Work of Charles Darwin Online, http://darwin-online.org.uk/)
REVISION HISTORY: Transcribed by Christine Chua and edited by John van Wyhe 9.2021. RN2
NOTE: See record in the Darwin Online manuscript catalogue, enter its Identifier here. Reproduced with permission of the Syndics of Cambridge University Library and William Huxley Darwin. The volumes CUL-DAR87-90 contain material for Darwin's book Descent of man 2d ed. (1874-1877).
[153]
Cox. Geolog. Survey of Indiana p. 227 on the Drumming of Bonasa Umbellus (I believe used)
Cox, E. T. 1869. First annual report of the Geological Survey of Indiana, made during the year 1869. Indianapolis: Alexander Conner, State Printer. [CUL-DAR240 / CUL-DAR88.153] PDF Birds of Franklin County, Indiana, p. 227: of the Ruffled Grouse (Bonasa umbellus) "The curious drumming noise which this bird is in the habit of making during the breeding season in the spring…"
Citation: John van Wyhe, ed. 2002-. The Complete Work of Charles Darwin Online. (http://darwin-online.org.uk/)
File last updated 22 August, 2025