A local real estate family has officially unwinded its portfolio, with the sales of two Brooklyn apartment buildings. The properties, located at 145 Henry Street in Brooklyn Heights and 15-19 Wyckoff Street in Cobble Hill, traded for $36.5 million combined to a group of investors led by Isaac Abraham, according to Lee & Associates. … The seller was the Estate of Alan Frank, whose family had owned the buildings for decades and had recently unloaded other holdings. Including these two properties, the family has sold off a total of $47.5 million worth of real estate in the past few months. … The Henry Street property is a six-story, 42-unit elevator building, and the one on Wyckoff Street stands four stories tall, with 40 units. Combined, the properties measure 66,494 square feet.