Qld Birth Cert No. 1905/C6174 states that, in 1905, Clifford Charles LOCK was born in Queensland. His father's name was Charles LOCK and his mother's name was Catherine LOCK (nee James).

Qld Birth Cert No. for...
Clifford Charles Lock
Event date: 01/04/1905
Event type: Birth registration
Registration details: 1905/C/6174
Mother: Catherine James
Father/parent: Charles Lock

Clifford Charles Lock
BIRTH on the 1 Apr 1905 at Ravenswood, Charters Towers Region, Queensland, Australia
DEATH on 28 Feb 1998 (aged 92)
BURIAL location Woongarra Crematorium Townsville, Townsville City, Queensland, Australia
PLOT Location Columbarium Wall G
MEMORIAL ID is 181562432 · View Source
https://www.findagrave.com/memorial/181562432/clifford-charles-lock

Qld Birth Cert No. 1912/C5306 states that the birth of Jean Florence ADAMS was registered in country Queensland in 1911. Her father's name was recorded as William Henry ADAMS and her mother's name was recorded as Janet Louisa ADAMS (nee Fulton).

Qld Cert: Birth registration:
Jean Florence Adams
Birth date: 04/11/1911
Mother's name: Janet Louisa Fulton
Father/parent's name: William Henry Adams
Registration details: 1912/C/5306

Reference...
https://ancestors.familysearch.org/en/MS4N-PVT/jean-florence-adams-1911-1995

The Ryerson Index has a funeral notice for Jean Florence (Jeanie) LOCK, late of Garden Settlement, Pallarenda, Townsville, formerly of North Ward, to take place on the 31st January 1995. This notice was published in the Courier Mail (Brisbane) on the 31-JAN-1995.

Jean Florence Adams Lock
BIRTH on the 4 Nov 1911 in Queensland, Australia
DEATH on 29 Jan 1995 (aged 83)
BURIAL at Woongarra Crematorium Townsville, Townsville City, Queensland, Australia
PLOT locationColumbarium Wall G
MEMORIAL ID 181562434 · View Source

Reference...
https://ancestors.familysearch.org/en/L6FW-TR8/clifford-charles-lock-1905-1998 

Died trapped in a car at Rollingstone and drowned. The car drove off the low bridge at Rollingstone Qld.