Garbutt House is a 20-room mansion in the Silver Lake section of Los Angeles built from 1926 to 1928 as the residence of Frank A. Garbutt. It was listed in the National Register of Historic Places in 1987.Frank A. GarbuttFrank A. Garbutt, an inventor, industrialist and movie pioneer, was one of the most prominent citizens of Los Angeles in the late 19th and early 20th Century. He invented and secured patents on certain oil drilling tools in the late 1880s that were the initial source of his wealth. Garbutt also became involved in other businesses. He owned oil wells and was one of the original investors in aviation pioneer Glenn Martin's aircraft business (later to become Martin Marietta). He also owned interests in a boat-building business and a business operating ferries from San Pedro to Terminal Island. He also played a role in the founding of Famous Players-Lasky (later Paramount Studios), Union Oil Company and the Automobile Club of Southern California.