« Reply #7 on: Tuesday 28 February 12 14:32 GMT (UK) »
the Davidstow parish records are online at FamilySearch. John Yolten married Mary Rowe 20/1/1821, both otp, and made their marks, witnesses Edward Jenkin & Joseph Poul(?).
I wonder if this is the parents in 1841?
Tregatta, Tintagel HO107/140/15 folio 18 pg 16
John Youlton 40 ag lab
Mary 40
Ann 10
Betsy 9
John 2
Henry Elford 12 quarry lab
all born in Cornwall
Birth cert for youngest would confirm mother's maiden name
John Yolton sept qtr 1838 Camelford vol 9 pg 45

Cornwall: Allen, Bevan, Bosisto, Carnpezzack, Donithorn, Huddy, James, Retallack, Russell, Vincent, Yeoman
Cards: Thomas (Llanbadarn Fawr)
Glam: Bowler, Cram, Galloway, James, Thomas, Watkins
Lincs: Coupland, Cram
Mon: Cram, Gwyn, John, Philpot, Smart, Watkins
Pembs: Edwards (St. Dogmael's)
Yorks: Airey, Bowler, Elliott, Hare, Hewitt, Kellett, Kemp, Stephenson, Tebb