Betty, to add to Averil's posting, in case you don't already have this, Evan Corkill's 27th April 1876 marriage to Elizabeth Upton (from Liverpool, Lancashire, England, Marriages and Banns, 1813-1921, on Ancestry)

Evan Corkill/49/widower/mariner/48 Hyslop Street/father John Corkill (deceased), tobacconist.
Elizabeth Upton/59/widow/78 Park Road/father William Roberts (deceased), labourer.

Both signed.

Witnesses:
George Hawks
Mary Hawks x mark

Jean C