EnlargeDownload Link Citation: Cancelled check in the amount of $7.2 million, for the purchase of Alaska, issued August 1, 1868; Records of the Accounting Officers of the Department of the Treasury; Record Group 217; National Archives. The Russian exchange copy of the Treaty of Cession, March 30, 1867, General Records of the United States Government; Record Group 11; National Archives View All Pages in the National Archives Catalog View Transcript for the Treaty of Cession With this check, th...