 On October 6, 1988, it was added to the U.S. National Register of Historic Places.The following is from memories of descendants of Alexander Millar Lindsay (1841–1920), builder and first owner of Rowallan, and from a book for which this descendant did research, "Alexander Millar Lindsay," by relative David C. Sargent.More information about Alexander Millar Lindsay and the store he co-founded, Sibley, Lindsay and Curr Co. is available at The Department of Rare Books and Manuscripts, Rush Rhees Library, University of Rochester, Rochester, New York.