The birth of "Adrian N. Brough" is listed in the online FreeBMD, which states that his birth was registered in October-December 1959 in Cleveland district, North Riding of Yorkshire, England, and that his mother's surname was "Milburn".
Jay Marc Holzwanger was a medical doctor and LC Commander in the U.S. Navy. He became depressed and hung himself on his swing set in his backyard.
FindAGrave Memorial # 176553356.
The 1941 marriage of "Kovin Francis Donnolly" and "Stella Yvonnie Walker" is listed in the online New South Wales BMD, which states that their marriage was registered in 1941 in Hamilton district, New South Wales, Australia. (Source: https://familyhistory.bdm.nsw.gov.au/lifelink/familyhistory/search/births?12)