Blackwell House to hold Christmas Open House Posted in: News The annual community Christmas Open House hosted by the Canton Museum Board is scheduled at the Blackwell House Museum from 3 to 7 p.m., Thursday, Dec. 5. Located at 315 First Monday Lane adjacent to the Van Zandt County Sarah Norman Library, the house has the historical distinction of being the ...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!