FamilySearch:
James Mylchreest
Isle of Man, Marriages, 1849–1911
birth: 1852
marriage: 09 Oct 1873 Malew,Isle Of Man,England
spouse:Eleanor Crebbin
NameJames Mylchreest
Birth Date1852
Birthplace
Age21
Spouse's NameEleanor Crebbin
Spouse's Birth Date1853
Spouse's Birthplace
Spouse's Age20
Event Date09 Oct 1873
Event PlaceMalew,Isle Of Man

Could this be the answer to his missing bapt? Birth pre-marriage.
Peter Crebbin
Isle of Man, Births and Baptisms, 1821-1911

christening: 04 Dec 1870 KIRK RUSHEN,ISLE OF MAN,ENGLAND
parents:Eleanor Crebbin

NamePeter Crebbin
GenderMale
Christening Date04 Dec 1870
Christening PlaceKIRK RUSHEN,ISLE OF MAN,ENGLAND
Birth Date
Birthplace
Death Date
Name Note
Race
Father's Name
Father's Birthplace
Father's Age
Mother's NameEleanor Crebbin
Mother's Birthplace
Mother's Age
Indexing Project (Batch) NumberC03825-1
System OriginIsle_Of_Man-ODM
GS Film number106743

[Fits the birthday he gave as 28 November.]

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