Henry Stirling Blair III was 32 when he was last seen in Kalamazoo, Michigan, on August 12, 1977.

The Michigan State Police, Paw Paw Post, is the investigating agency; the case appears in NamUs as MP130623 and carries agency case number 51-4169-24 with Trooper Nicholas Peters listed as a contact. The disappearance was reported to the listed agency on September 30, 2024, and entered into NamUs in October 2024, decades after the last confirmed sighting. No resolution, suspect, or confirmed explanation for his vanishing is publicly recorded.

Few concrete facts beyond name, age, date, and city are available, leaving major gaps about where he had been, who last saw him, or what happened after August 12, 1977. Does anyone have memories or information about Henry Blair III, his life in Kalamazoo, or contacts who might help investigators?