'Flt Lt Charles CTP Ulm, Joint Founder and Joint Managing Director Australian National Airways', 1928-1931 Unit ID: 1 Date: 1928/1931
John Ulm correspondence with Michael Terry and Australia Post regarding research and articles commemorating Ulm, 1975-1977 Unit ID: 6 Date: 1975/1977
John Ulm's handwritten notes for an Australian Historical Society lecture, 1988 Unit ID: 9 Date: 1988
'John Ulm's Memories of Charles Thomas Phillippe Ulm (CTP): includes autographed cards from the crew of the Southern Cross, an invitation to his father, typed notes by John Ulm on the Southern Cross and personal notes on his father, 1928-1929, 1994 Unit ID: 1 Date: 1928-1929, 1994