Ancestry.com. R.L. Polk & Co.'s 1915-16 Alaska-Yukon Gazetteer and Business Directory [database on-line]. Provo, UT: Ancestry.com Operations Inc, 2005.Original data: R.L. Polk & Co.'s 1915-16 Alaska-Yukon gazetteer and business directory : containing an alphabetical list of business firms and private citizens of the towns of Cordova, Dawson, Douglas, Fairbanks, Haines, Iditarod, Juneau, Ketchikan, Nome, St. Michael, Seward, Skagway, Thane, Treadwell, Valdez, White Horse and Wrangell : a list of all business firms in the towns and villages, also a complete business directory of the District of Alaska and Yukon Territory. Seattle, Wash.: Polk, c1915.