Submitted by yongli on Thu, 03/30/2017 - 13:25 Share article to Margaret Tobin Brown was one of many prominent Colorado women who campaigned for the right to vote in the late nineteenth century. Map: Image by: UnknownDate: N/ASource: File:Margaret Brown, 3qtr view, with chair.jpg - Wikimedia CommonsCopyright Notes: Courtesy of Wikimedia Commons.