Johnny Galecki has appeared in just one American sitcom.
Sarah Jane Powell Log Cabin , is a historic home located at Cooksville , Howard County , Maryland , United States .. Cooksville. Cooksville, Maryland. Howard County. Howard County, Maryland. Maryland. Maryland. United States. United States. In 1850 , Thomas Hood was one of three founding county commissioners of Howard County .. Howard County. Howard County, Maryland. In 1859 Thomas Hood built the log cabin on his property for his slave Sarah Jane Powell -LRB- 1827 - -RRB- for her `` unwavering fidelity and general moral worth as a servant '' .. The cabin is a 3 bay wide , one and a half story tall structure with a brick fireplace .. Sarah Jane Powell Married Alfred Dorsey , and had their first child in the cabin in 1865 .. In May 1869 , the one and a quarter acre property the cabin resided on named `` Poverty Discovered '' was deeded to Sarah Jane Dorsey .. The cabin has been occupied by over seven generations of Dorseys with a family graveyard located on the property .. The property is just North of a former crossroads town named Inwood , and adjacent to a 30 acre parcel owned by the Board of Education in the 1970s , which has not been developed .