Hiram had several children by two different marriages. Catherine Beers and Deborah Abby. I don't have all of the information on hand but he was my Great-Great-Great_Grandfather. His one son was Joseph Addison Day, my Great-Great-Grandafther whose daughter Catherine married Charles Deforest Hougland.
I posted the obituary from the Cleveland Plain Dealer from May 26th, 1896.