GIC to hold open house at former Baldwin building The Gothenburg Improvement Company will hold an open house and provide tours at the former Baldwin building on April 30. The open house will be held from 5-7 p.m. at the former Baldwin building at 300 W. First Street in Gothenburg. Food and drinks will be provided. “While extensive marketing efforts are ...PLEASE LOG IN FOR PREMIUM CONTENT. Our website requires visitors to log in to view the best local news. Not yet a subscriber? Subscribe today!