1787 Georgian style house built by Gottlieb Sehner II.
1801-1813 Residence of Andrew Ellicott.
1803 Ellicott met with Capt. Meriwether Lewis to teach him surveying techniques
to use on upcoming expedition.
1914&1920 House altered for social club (The Otters Lodge).
1962 Urban renewal plans for Queen Street project revealed. Includes demolition of
house to make room for Prince Street parking garage.
1966 Local citizens form group to oppose demolition. Becomes the Historic Preservation Trust
of Lancaster County.
1968 House temporarily saved from demolition.
1972 House listed on National Register of Historic Places.
1973 Trust purchases house from Redevelopment Authority of the City of Lancaster
ending a ten-year struggle.
1978 House sold to Louise Steinman von Hess Foundation.
1978-1981 House restored.
1981 House open to public.
1982 House becomes headquarters for Historic Preservation Trust.
1997 House donated to the Trust by Louise Steinman von Hess Foundation.
Today, the Trust helps promote historic preservation as a viable alternative through preservation education, advocacy, and direct action. Visitors are welcome to tour the house Monday through Friday from 9:00am to 5:00pm.