Allen, Washabaugh Co., SD - 1909 Business Directory This file contains a listing from the "South Dakota State Business Directory," published by The Gazetteer Publishing Co., Denver, Colorado in 1909. Information transcribed by Joy Fisher. This file may be freely copied by individuals and non-profit organizations for their private use. Any other use, including publication, storage in a retrieval system, or transmission by electronic, mechanical, or other means requires the written approval of the file's author. This file is part of the SDGENWEB Archives. If you arrived here inside a frame or from a link from somewhere else, our front door is at http://www.rootsweb.com/~usgenweb/sd/sdfiles.htm ALLEN. A postoffice in Washabaugh county, 35 miles south of Interior, the nearest railroad point, a sub-agency of the Rine Ridge Indian Reservation. Population 40. Last Name First Name Business Watkins Ramsay Indian trader, general merchandise and postmaster Robertson H. M. general merchandise