Favorite this☆ Florida architect's certificate for George D. Mason Description: Florida State Board of Architecture certificate for George D. Mason. Details Resource ID: MR0250 Creator: George D. Mason & Co. Subject: Architects--Certification Photographic prints Date Issued: 1926 Format: 1 photographic print ; 4.25 x 5 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.