Alan Culpin, 87, passed away at his home in Denver, Colorado, October 16, 2026. Born in Taipei, Formosa, on January 31, 1939, to Dorothy Dowd and Francis Culpin. He was educated at Dean Close School, Cheltenham, Gloucestershire, England. Twelve years of boarding school influenced his decision to join a cousin at the University of Colorado at Boulder, where he obtained Bachelor and master's degrees in American history and Western American History. He served in the United States Army Intelligence Company in the mid-1960s. He taught at Red Rocks Community College before starting a well-known out-of-print book business, Abracadabra Books. He was a long-time member of the Cactus Club, a poetry group in Denver, and the Texas Historical Association. For many years, he was a patron of the WWI, Western Front Association in England. Through that association, he was honored to take part in the unveiling of a WWI Plaque at Westminster Abbey and have a discussion with Elizabeth, the Queen Mother. He was also invited to Buckingham Palace for a Garden Party where he met Prince Philip. 

He is survived by his wife, Mary Martha Shivers Culpin, daughter, Anna Culpin Sanchez, 3 stepchildren, Caren (Blain) Eno, Denver, Colorado, Susan (Blake) Miller, Paamul, Mexico, and Brian (Karen) Schmitt, Santa Fe, New Mexico, 9 grandchildren, and 4 great-grandchildren, his sister, Elizabeth Capaldi, Cyprus, and two nephews and cousins in England. A service will be held at St. Peter's Episcopal Church in Rockport at 10 o'clock on November 14, 2026, followed by burial at the Rockport Cemetery.