Favorite this☆ Michigan architect's certificate for David H. Williams, Jr. Description: Cerfiticate, State of Michigan Board for Registration of Architects for David H. Williams, Jr. " Details Resource ID: MR0244 Creator: George D. Mason & Co. Subject: Architects--Certification Photographic prints Date Issued: 1916 Format: 1 photographic print ; 4.75 x 2.75 in. Member of: Burton Historical Collection Filing Location: D/Architecture-Mason & Rice Colln. Rights: Physical rights are retained by DPL. Copyright is retained in accordance with U.S. copyright laws.