possible children to Jane and Charles :
Mary Jane Cock, 30 May 1878, Chapelizod, Dublin, Ref: 2-2 p 521
Thomas Edwin Cock, 03 Sep 1876, Dublin, Ref v 17-2 p 570
parents : Charles Cock / Jane Legget
These are both from the extracted records on familysearch - see the introduction topic. The references can be used to locate the full index details required to order certs - the civil index page number is part of the reference.
Shane