There are three deaths of John Pettigrew registered on the Qld BDM. One in 1974 may be too late but others are
1925 B46406 John Pettigrew
FATHER Alexander Pettigrew
MOTHER Margaret
born Scotland
aged 67 years
Also
1954 C5441 John Pettigrew
FATHER George Pettigrew
MOTHER Elizabeth Malcolm
The "C" in the registration signifies a country death, The "B" means Brisbane
Neil