The Gamble House, also known as David B. Gamble House, is a National Historic Landmark, a California Historical Landmark, and museum in Pasadena, California, USA. It was designed by brothers Charles Sumner Greene and Henry Mather Greene of the architectural firm Greene and Greene and constructed 1908–09 as a home for David B. Gamble of the Procter & Gamble company.
[excerpt from Wikipedia]