Background
He was born on January 24, 1870, New York City, the son of Samuel Maclean Slater and Jane (Scott) Slater.
politician member of the New York State Senate
He was born on January 24, 1870, New York City, the son of Samuel Maclean Slater and Jane (Scott) Slater.
He attended the public schools.
Then he worked as a messenger in a law office. In 1890, he entered Cornell University, and earned the money for his tuition by being the Cornell correspondent for the Philadelphia Press, the Chicago Tribune, the New York World and the New York Recorder. He graduated Bachelor of Laws and Bachelor of Laws in 1894.
He was admitted to the bar, and practiced in New York City.
They had two daughters. In November 1899, Slater ran for re-election, but was defeated by Democrat Edward C. Stone who died on December 8.
Slater was elected on January 23, 1900, to fill the vacancy in the 123rd New York State Legislature. In 1903, he published with G. West. Alger A Treatise on the New York Employers" Liability Acting.
He died on November 17, 1916, at his home at 259 West 92nd Street in Manhattan.
Slater was a member of the New York State Assembly (New York Company, 31st Doctorate) in 1899. He was a member of the New York State Senate (19th Doctorate) in 1901 and 1902.