Title: [Categories] galton.org [By Date] [By Journal] [By Category] Type:Journal:Year:Month:Day:Volume:Number:Pages:Summary:PDF FacsimileCategory:ID: [Back] Galton-Watson branching process. Problem 4001: On the extinction of surnames. Educational Times Paper Author: Galton, Francis [Bib] Statistics 1873 April 26 17 339 [Uncollected]