Name: John Lowe
Gender: Male
Baptism/Christening Date: 1783
Baptism/Christening Place: DERBY, ST.ALKMUND, DERBY, ENGLAND
Father's Name: Thomas Lowe
Mother's Name: Margaretta
Indexing Project (Batch) Number: C39136-5
System Origin: England-VR
Source Film Number: 1041183
Reference Number: - 2:2P2BQ9Q
with mary there didn't seem to be anything that matched exactly...
i did find this:
Name: Mary Poyser
Gender: Female
Baptism/Christening Date: 1777
Baptism/Christening Place: KIRK LANGLEY, DERBY, ENGLAND
Father's Name: James Poyser
Mother's Name: Elizabeth
Indexing Project (Batch) Number: C06131-3
System Origin: England-VR
Source Film Number: 1041439
Reference Number: - 2:2W6SPL6
and this:
Name: Mary Poyzer
Gender: Female
Baptism/Christening Date: 12 Jan 1773
Baptism/Christening Place: MICKLEOVER,DERBY,ENGLAND
Father's Name: John Poyzer
Mother's Name: Elizabeth
Indexing Project (Batch) Number: P01351-1
System Origin: England-ODM
Source Film Number: 599895
and i found this marriage:
John Lowe
Spouse: Mary Poyser
05 NOV 1810 St Peter, Derby, Derby, England
hope it helps.