The following DUCHAINE family was listed at Alburg, VT in the 1920 US Census. Here is an extract of some of the info given.
DUCHAINE, John, head, m,w,61,married
Virginia, wife, f,w,49,married
Amelia, dau, f,w, 12,single
Charles, son, m,w,9,single
Willie, son, m,w,4, single
Angelina, dau, f,w, 3½, single
BLAIR, David, father-in-law, m,w,84, widowed
This couple had other children not listed here.