Howard Sherwin died in 1997.
Howard Sherwin was born in 1911.
Belle Sherwin died in 1955.
Mordecai Sherwin died in 1910.
Charles Sherwin died in 1950.
Sherwin Burickson died in 2004.
Amy Sherwin died in 1935.
Sherwin Cody died in 1959.
Sherwin Wine died in 2007.
There is no widely-known information available about an artist named Frank Sherwin passing away. It's possible that the artist you are referring to is still alive or is not a well-known public figure.
Manning Sherwin died on July 26, 1974.
Ira Sherwin Hazeltine died in 1899.
Derrick Sherwin Bailey died in 1984.