Looks like they arrived earlier than you thought.
1920 Census 226 Louise Avenue, Higland Park, Wayne Co., Michigan
Ferrier, James, age 35, immigrated 1914, alien, born Scotland, parents born Scotland, salesman for a jeweler
wife Euphemia, age 35, immigrated 1915, alien, born Scotland, parents born Scotland
daughter Catherine, age 11, immigrated 1915, alien, born Scotland, parents born Scotland
daughter Euphemia, age 9, immigrated 1915, alien, born Scotland, parents born Scotland
daughter, Lillian, age 8, immigrated 1915, alien, born Scotland, parents born Scotland
daughter Allison, age 6, immigrated 1915, alien, born Scotland, parents born Scotland
1930 Census, same address and town
James C. Ferrier, owned home worth $10K, age 46, first married at age 23, born Scotland, parents born Scotland, immigrated 1913, alien, real estate salesman
wife Effie C., age 46, first married at age 23, born Scotland, parents born Scotland, immigrated 1914, papers filed for naturalization
daughter Catherine C., age 21, single, born Scotland, parents born Scotland, immigrated 1914, alien, stenographer for automobile factory
daughter Effie C., age 20, single, born Scotland, parents born Scotland, immigrated 1914, papers filed for naturalization, stenographer for electric co.
daughter Lillian M., age 19, single, born Scotland, parents born Scotland, immigrated 1914, alien, attending school, no occupation
daughter Allison A., age 16, single, born Scotland, parents born Scotland, immigrated 1914, alien, attending school
brother Marcus (?) C., age 30, married at age 29, immigrated 1924, papers filed for naturalization, tool maker for automobile factory
James sailed on the Pretorian from Glasgow and Moville on 4/5 Oct 1913 to Quebec. He was age 31, married, working as a pawn broker. Last permanent residence - Dalmuir Glasgow, Scotland. Wife Euphemia Ferrier lived at 3 Shaftbury St. in Dalmuir. His final destination was Detroit, Mich. It looks like he was going to meet his brother-in-law (something) McAlister at 12 Collingwood Ave. in Detroit. He was 5 ft. 11 inches tall with fair complexion, brown hair, and blue eyes. Born Greenock, Scotland. There is also an Annie McAlister right below him, who was going to see her husband at the same address.
It looks like Euphemia and the daughters sailed on the SS Scandanavian from Glasgow to Quebec on 24 June 1914. There is Euphemia, age 30, housewife, last permanent residence - Dalmuir, Scotland, father John Brown, 3 Shaftsbury St., Dalmuir, final destination Detroit, Michigan, going to meet husband James Ferrier, 12 Collingwood Avenue, Detroit, Mich., 5 feet 3 ins. tall, light complexion, brown hair, grey eyes, born Dalmuir. There is also Catherine, age 5; Euphemia, age 4; Lily, age 2; and Elsie, age 6 months, all born Dalmuir. There are marking that are a bit hard to read, but it looks like they all applied for naturalization in the mid-1930's.
There is also a border crossing for James and wife Euphemia. They sailed from Glasgow to Quebec on the SS Athenia in Aug. 1925. James was a salesman. Their last permanent residence was Detroit. In handwriting, above Detroit, it says "via car." The nearest relative listed was James' mother Catherine Ferrier, 25 Lyle Street, Greenock. Their final destination was Detroit. They had been in Detroit from 1914-1925. Their home was 226 Louise Ave., Detroit. James was 5 ft. 11 ins. with fair complexion and hair and blue eyes. He was born Greenock, Scotland. Their visa was issued from Washington on 29 Jul 1925. Euphemia was 5 feet 5 ins. with fair complexion and hair and grey eyes. She was born in Glasgow.
Marcus Calder Ferrier travelled from Glasgow to New York on the SS Letitia on 12 Feb 1927. He was age 27, single, an engine fitter, born Greenock, issued visa #873 in Glasgow on 20 Jan 1927. Last permanent residence was Detroit. His father was Alexander Ferrier, 23 Lyle St., Greenock. His final destination was Detroit, and his home was 226 Louise Ave., Highland Pk., Detroit, Mich. He was in Detroit from 1923-1926. He planned to be a permanent US resident. He was 5 ft. 11 ins. with fair complexion, blk. hair, and grey brown eyes.
Marcus also sailed from Greenock to Quebec on the SS Andania on 14 Sep 1929. He was age 30, married, an engineer, born Greenock, issued visa #442348 in Washington on 3 Dec 1928. His last permanent residence was Detroit, where he lived from 1923-1928. His mother was Catherine Ferrier, 23 Lyle St., Greenock. He was going to meet brother James at 226 Louise Ave., Detroit. Marcus was 6 ft. with a fresh complexion and brown hair and eyes. He crossed at the Detroit border on 23 Sep 1929.
