Two different birth dates (so assume transcript, ehich is a copy) is wrong.
Name Joseph Mercer Birth Date 25 Sep 1859 Baptism Date 23 Oct 1859 Parish Liverpool, Lancashire Father George Mercer Mother Mary Mercer Register Type Bishop's Transcripts Reference Number Drl/2/314
Name Joseph Mercer Gender Male Birth Date 18 Jul 1859 Baptism Date 23 Oct 1859 Baptism Place Saint Peter,Liverpool,Lancashire,England FHL Film Number 93889 Household Members Mary George Mercer Joseph Mercer