XLIX. Detail of Round Headed Window, Congress Hall; Detail of Round Headed Window, Christ Church 111 L. Fenestration, Chancel End, St. Peter's Church 114 LI. Details of Round Headed Windows, Christ Church 115 LII. Chancel Window, Christ Church; Palladian Window and Doorway, Independence Hall 118 LIII. Palladian Window, The Woodlands 119 LIV. Great Hall and Staircase, Stenton 122 LV. Hall and Staircase, Whitby Hall; Detail of Staircase, Whitby Hall 123 LVI. Hall and Staircase, Mount Pleasant; Second Floor Hall Archway and Palladian Window, Mount Pleasant 126 LVII. Hall and Staircase, Cliveden; Staircase Detail, Cliveden 127 LVIII. Detail of Staircase Balustrade and Newel, Upsala; Staircase Balustrade, Roxborough 130 LIX. Staircase Detail, Upsala; Staircase Balustrade, Gowen House, Mount Airy 131 LX. Detail of Stair Ends, Carpenter House, Third and Spruce Streets; Detail of Stair Ends, Independence Hall (horizontal section) 134 LXI. Chimney Piece in the Hall, Stenton; Chimney Piece and Paneled Wall, Great Chamber, Mount Pleasant 135 LXII. Chimney Piece and Paneled Wall, Parlor, Whitby Hall 138 LXIII. Chimney Piece, Parlor, Mount Pleasant; Chimney Piece, Parlor, Cliveden 139 LXIV. Chimney Piece and Paneled Wall on the Second Floor of an Old Spruce Street House; Detail of Mantel, 312 Cypress Street 142 LXV. Parlor Mantel, Upsala; Detail of Parlor Mantel, Upsala 143 LXVI. Mantel at Upsala; Mantel at Third and DeLancy Streets 144 LXVII. Mantel, Rex House, Mount Airy; Mantel at 729 Walnut Street 145 LXVIII. Parlor, Stenton; Reception Room, Stenton 148 LXIX. Dining Room, Stenton; Library, Stenton 149 LXX. Pedimental Doorway, First Floor, Mount Pleasant; Pedimental Doorway, Second Floor, Mount Pleasant 152 LXXI. Doorways, Second Floor Hall, Mount Pleasant; Doorway Detail, Whitby Hall 153