[1] The subject of his work was often seascapes, floral still life paintings and landscapes.
[1] Initially he settled in Carmel-by-the-Sea, painting and teaching art lessons.
[2] In 1914, The New York Times newspaper named Williamson one of a few “notable” artists of Carmel.
[1] He also exhibited at the California League of Fine Arts and served on the hanging committee in 1925.
[1] In the early 1930s he moved and lived at 2233 Ellsworth Street in Berkeley, California and offered art classes from his home, one of the students included Sargent Johnson.