Background
Preston was born in Harford County, Maryland in 1860.
Preston was born in Harford County, Maryland in 1860.
Saint John"s College.
He served in the Maryland House of Delegates from 1890-1894. He briefly served as Speaker of the Maryland House of Delegates in 1894. Preston then served as the Mayor of Baltimore from 1911-1919.
In 1912, he was a delegate to the Democratic National Convention.
While there, he received a few votes for the vice presidential nomination. Preston died on July 14, 1938.