“Washington’s headquarters, August, 1777, Bucks County Historical Society.” First Pike west of Hartsville, wooden covered bridge over Little Neshaminy; inscription, “Bucks County Bridge, 1821, 20 mi. to P.” Continue York Road beyond Jamison’s Corner, seven arch stone bridge over Big Neshaminy at Bridge Valley, built, 1800; beyond bridge, first left road, over Crawford’s Hill, fine view of Neshaminy Valley. Via Pebble Hill to DOYLESTOWN, county seat, settled, 1778, population 3857; court house, native gray stone; concrete fountain in front, Renaissance, with benches and lamp posts, designed by William R. Mercer, Jr., erected by borough, 1912, in commemoration of one hundredth anniversary of the county seat. Bucks County Historical Society, Library and Museum, built, 1915, of reinforced concrete, interior groined arch construction, designed, built, and presented to the Society by Dr. Henry C. Mercer; the court, surrounded by four galleries, contains collections illustrating history of the United States by means of utensils of American pioneers; unique of its kind in America; includes Indian relics, decorated stove plates, illustrated in a booklet “The Bible in Iron”; arms and relics of the Rebellion. Former library building, now the Auditorium, brick, built, 1904; colonial, designed from “Homewood,” Baltimore residence of Charles Carroll of Carrollton; was presented to the Society by William L. Elkins, Esq. Fountain House, Main Street, opposite National Bank, oldest hostelry in continuous use in upper Bucks County, built, 1745, rebuilt, 1758, low, two story, with porches, was the old stagehouse to Easton; contains large collection of colonial furnishings and old prints. “Aldie,” residence of William R. Mercer, Jr., has notable pheasantry, rare fowls from eastern Asia; concrete garden ornaments made by Mr. Mercer; and antique sculpture from pre-Christian era; Font Hill, outside borough limits, residence, Dr. Henry C. Mercer; beamed and vaulted ceilings; roof terraces and many windows, entirely of reinforced concrete; walls and ceilings adorned with mosaics and tiles made by Dr. Mercer at the neighboring “Moravian Pottery and Tile Works.” Living room decoration, Bible pictures in tiles, adapted from Pennsylvania German stove plates; Columbus room, ceiling and pavement tiles, discovery and exploration of America; Bow room, ceiling tiles, Cortez’ maps of ancient Mexico, pavement, Aztec picture writings; Yellow room tiles, story of Bluebeard; also collection of classical and Renaissance mosaics, and ancient tiles, from historic buildings; may be seen by writing to the owner for admission.