From our reader: The 1929 Georgian Revival mansion @ 3450 Washington is apparently set to be the site of the 2010 Designer Showcase. Posthumously attributed to Architect Willis Polk (1867-1924) the 8,000+ sq.ft. Presidio Heights home was purchased by Peter Sperling in 2001 for a purported $18 million (story and other high end real estate … Continue reading 2010 Decorator Showcase Will Be A 1929 Georgian Revival Mansion