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NSW Bap COBEROFT ELVIRA 5559/1821 V18215559 1B JOHN - MARY - CC
NSW Bap RICHARDSON PETER 1146/1818 V18181146 148 ROBERT - ELIZABETH - CB * I can't look up
NSW Marriage 1720/1838 V18381720 22 RICHARDSON PETER - TREE ELVIRAH - MF
The Sydney Morning Herald - Tue 16 Feb 1875 p.1
DEATHS
RICHARDSON.-February 15, at his residence, William-street, Double Bay, after a long and painful illness, Robert P. Richardson, in his 30th year, leaving a wife and four children to mourn their loss.
I can't find that in the index.