This is the user page of Marcasella, begun on 15 February 2012.
Marcasella is an Australian doctoral student, author of several books, with expertise in environmental science. --Marcasella (talk) 14:03, 14 February 2012 (UTC) Smallpox Epidemics among Aborigines in Australia from 1789 to the 1860s: Uncertainties and Debates