David Mark Dubner, Sr., a resident of Sonora, passed away on Friday, April 4, at Sonora Regional Medical Center. There will be a Memorial Pot Luck on Saturday, May 3, 2 PM at the Posse Grounds in Jamestown. Donations in lieu of flowers may be made to the David M. Dubner Memorial Fund at Mother Lode Bank on Stockton Road in Sonora. Terzich & Wilson Funeral Home is handling arrangements.