From Jean Ritchie's songbook "Celebration of Life"

G / G / C / G /
G / G / A / D /
G / G / C / G /
G / D / G /

G / C G / G / D /
G / C G / G D / G /

on the last chord of the first line of the chorus
I like to play an /A D / instead of the / D /

and yes, she plays it in 4/4 time

a great song

Cheers, S. in Seattle