Two historical downtown buildings are being refurbished, and they will soon house Blackbird Kitchen & Bar, a seafood restaurant that owner Carina Lampkin said will serve “gourmet food at hipster prices” and is expected to open in December. The approximately 3,500-square-foot building was formerly two separate buildings, 1013 and 1015 Ninth St., and both date back to the 1930s. “Blackbird is a compilation of all of my experience so far,” said the 30-year-old Lampkin. “I grew up on the East Coast and spent every summer in Maine. In 2003, I moved to San Francisco and went to culinary school.” After spending almost a decade cooking at restaurants in San Francisco, Lampkin made the move to S