Moving forward on Merlin's excellent finds there. .
Looking at the enlistment record for Kenneth Stewart LEVER in WW2. Dated 22/4/43
First page I do note that in completing the document, Kenneth who was usng a false name, thought at first to also give a false birth date, altering the month by one. He reconsidered

, sctatched it out and wrote his correct one!
Looking at page 9 of this same record. There is a letter about financial assistance and it is dated 1963.
It is from a different wife.
Thelma LEVER .
She states her husband is 70 years old and the address is 8 Manning Rd. Double Bay.
Thelma Louisa Howick LEVER died in 1976
LEVER Thelma Louisa Howick
16721/1976
Parents Maurice & Amy
001
She was nee GARWOOD and can be seen on the Australian electoral Rolls in Tasmania and NSW living with her mother, Amy Beatrice GARWOOD, and both perform HDs.
They were English and can be seen in 1911 together where Thelma is an infant.
A possible immigration in 1930. To Sydney per Mongolia . Amy GARWOOD aged 48, and Nellie GARWOOD (is this Thelma? not sure) aged 20.
Amy Beatrice died in 1944, (b. 1879) in Victoria.
I have not located a marriage for Kenneth and Thelma.
No closer to the whereabouts of Myra.

Sue