In the 1930 U.S. Census, widower Louis D. Laughlin, 65, born Maine, father born Ireland, mother born Canada, was living in Portland, Maine, with daughter Lucille, 25, born Maine, mother born Maine; and sister M. Margaret, 67, born Maine.

http://www.mainememory.net/artifact/49257
(photo of the Louis Laughlin home on Deering Avenue)

In the 1920 U.S. Census, widower Louis B. Laughlin, 54, born Maine, father born Ireland, mother born Canada, was living in Portland, Maine, with sister Mary M., 56, born Maine; and daughters Lucille, 15; and Esther S., 1, both born in Maine, mother born Maine.

In the 1910 U.S. Census, "Maragerte" Laughlin, 47, born Maine, parents born Maine, was boarding in Portland, Maine, with Harriet Lewis, 53, born Maine, and Harriet's stepmother widow Acha Lewis, 70, born Maine, parents born Maine.

http://www.mainememory.net/artifact/85352
(Robert Laughlin's camp on Great Diamond Island)

In the 1900 U.S. Census, grain dealer Robert Laughlin, 40, born October 1860 in Maine, father born Ireland, mother born Canada, was living on Winter Street in Portland, Maine, with Edith C., 38, born May, 1862 in Maine, parents born Maine; Curtis S., 2, born December 1898 in Maine; and Robert W., 0 years, born April 1900 in Maine; sister bookkeeper Mary M., 37, born February 1863 in Maine; and servant widow Alba J. Nelson, 29, born October 1871 in Norway, parents born Norway.
The couple had been married for two years, and Edith's two children were still alive.
Alba had come to the U.S in 1892 and had not borne any children.

"When (Abbie Hill Laughlin's) Irish-born father, Robert C. Laughlin, died, her Canadian mother, Elizabeth P. (Stuart) Laughlin returned with her children to her family in Saint Stephen, N.B.. In 1880 the Laughlins moved to Portland, Maine, where the oldest son was working as a clerkm and the family's circumstances gradually improved." (Notable American Women, The Modern Period....)

In the 1870 U.S. Census, blacksmith Robert Laughlin, 49, born Ireland, was living in Robbinston, Maine, with Bessie P., 40; and Agnes, 16, both born in Canada; Thomas A., 13; Robert S., 9; Mary M., 7; Louis B., 5; and ABBIE H., 2, all born in Maine.

In the 1930 U.S. Census, widower Louis D. Laughlin, 65, born Maine, father born Ireland, mother born Canada, was living in Portland, Maine, with daughter Lucille, 25, born Maine, mother born Maine; and sister M. Margaret, 67, born Maine.

http://www.mainememory.net/artifact/49257
(photo of the Louis Laughlin home on Deering Avenue)

In the 1920 U.S. Census, widower Louis B. Laughlin, 54, born Maine, father born Ireland, mother born Canada, was living in Portland, Maine, with sister Mary M., 56, born Maine; and daughters Lucille, 15; and Esther S., 1, both born in Maine, mother born Maine.

In the 1910 U.S. Census, "Maragerte" Laughlin, 47, born Maine, parents born Maine, was boarding in Portland, Maine, with Harriet Lewis, 53, born Maine, and Harriet's stepmother widow Acha Lewis, 70, born Maine, parents born Maine.

http://www.mainememory.net/artifact/85352
(Robert Laughlin's camp on Great Diamond Island)

In the 1900 U.S. Census, grain dealer Robert Laughlin, 40, born October 1860 in Maine, father born Ireland, mother born Canada, was living on Winter Street in Portland, Maine, with Edith C., 38, born May, 1862 in Maine, parents born Maine; Curtis S., 2, born December 1898 in Maine; and Robert W., 0 years, born April 1900 in Maine; sister bookkeeper Mary M., 37, born February 1863 in Maine; and servant widow Alba J. Nelson, 29, born October 1871 in Norway, parents born Norway.
The couple had been married for two years, and Edith's two children were still alive.
Alba had come to the U.S in 1892 and had not borne any children.

"When (Abbie Hill Laughlin's) Irish-born father, Robert C. Laughlin, died, her Canadian mother, Elizabeth P. (Stuart) Laughlin returned with her children to her family in Saint Stephen, N.B.. In 1880 the Laughlins moved to Portland, Maine, where the oldest son was working as a clerkm and the family's circumstances gradually improved." (Notable American Women, The Modern Period....)

In the 1870 U.S. Census, blacksmith Robert Laughlin, 49, born Ireland, was living in Robbinston, Maine, with Bessie P., 40; and Agnes, 16, both born in Canada; Thomas A., 13; Robert S., 9; Mary M., 7; Louis B., 5; and ABBIE H., 2, all born in Maine.