How well do you know your Harford County History? by harford | @ | June 18, 2015 9:46 am Twitter Facebook Google+ LinkedIn Pinterest 0 This fifteen room mansion was built in 1868 for a cost of $93,000. Related Related Posts How well do you know your Harford County History? Advertise Here This is a great… How well do you know your Harford County History? Harford County Public Library Has been… How well do you know your Harford County History? Greetings from Havre de Grace from Mark…