Laura, Julia's family appears in the 1920 Oswego Co., NY federal census (ED #171):

France, Lucius F., 38, b. NY, Lineman Telegraph Co.
, Julia, wife, 38, b. NY, father b. Canada (French), mother b. NY
, Marie E., daughter, 18, b. NY
, Margaret H., daughter, 15, b. NY
, Dorothy M., daughter, 3-9/12, b. NY
Boujie, Harriet, mother-in-law, 76, b. NY, parents b. Canada (French)