Stainless fittings in the kitchen and steely paint can’t entirely conceal the hand of prolific Houston society architect John Staub, who designed this 1935 Regency-style home in Riverside Terrace. When the property popped up in the listings at the end of February, it did so with a $895,000 asking price — considerably lower than what a Staub home might fetch elsewhere in the city. During renovations back in 2006, which replaced the HVAC, electric system, plumbing, and gas lines, and made a few alterations to the structure and finishes, the attic proved to be a real treasure trove: