LOS ANGELES – A collection of powerful works by Yaacov Agam, Ernie Barnes, Jean Dubuffet, Ed Ruscha and Fritz Scholder comes to Abell Auction Co. as part of the Exceptional Modern Art and California Estates sale on Sunday, September 25. Live bidding for the online auction starts at 9 am Pacific time. Absentee and Internet live bidding will be available through LiveAuctioneers.