« Reply #18 on: Saturday 07 May 16 00:23 BST (UK) »
"is it the same for marriages by state"
Yes, birth, marriage and death certificates are issued by and recorded by the states. Deaths of those who have a social security number [pretty much all adults] appear in the national Social Security Death Index.
Wiltshire: Banks, Taylor
Somerset: Duddridge, Richards, Barnard, Pillinger
Gloucestershire: Barnard, Marsh, Crossman
Bristol: Banks, Duddridge, Barnard
Down: Ennis, McGee
Wicklow: Chapman, Pepper
Wigtownshire: Logan, Conning
Wisconsin: Ennis, Chapman, Logan, Ware
Maine: Ware, Mitchell, Tarr, Davis