Am desended from The Dolor Davis Clan

grandmother:Alta Eunice Davis, Born:Niagara Co NY
g grandfather: Charles Davis + Emma ? Born & Lived Niagara Co NY
gg grandfather: Edwin Davis + Laura Hyde,both born in NY, Lived Niagara Co NY
ggg grandfather: Suel Davis VT + Lucy Wheeler NH, married VT, removed to NY early 1820's
gggg grandfather: David Davis + Deborah ?? MA removed to VT before 1790
ggggg grandfather: Joseph Davis + Elizabeth Foster MA, Joseph also has been said to have died in the revolutionary war, but I can not find a record.

David, Deborah and Emma have been real blocks for me.Any and all info appreciated.
Can You Help????????
Thanks Nan