^ ab"Katharine Pratt Horton". Katharine Pratt Horton Chapter of the Daughters of the American Revolution. Archived from the original on February 26, 2012. Retrieved August 23, 2009. Born in Buffalo in 1848, Katharine was the daughter of Pascal Paoli Pratt and Phoebe Lorenz Pratt. She was a descendant of John Pratt who came from England to Cambridge, Massachusetts in 1632. Her grandfather founded Pratt & Letchworth Manufacturing Company and the Manufacturers & Traders Bank. ... Katharine was Regent of this DAR chapter from 1901 to 1930, and twice ran unsuccessfully for President General of the National Society
^"Henry Birge House". Retrieved August 23, 2009. Before 1910 came Mrs. John Miller Horton, nee Katharine Lorenz Pratt, daughter of Pascal Pratt and sister of Samuel Pratt, whose widow had sold #388 Delaware to the Buffalo Club in 1887.