A few additional highlights:
Owen Jones, A Grammar of Ornament (excerpts), London, 1856

Samuel Sloan, Sloan's Homestead Architecture, Philadelphia, 1867. -- many images

Walking Tour #2 -- Downtown Boston

Walking Tour #1 -- Beacon Hill and Back Bay

Top Ten Lists of American Buildings -- 1885 and 1986

Daytrips to architectural sites in the Boston area

Topographical History of Boston: the Landfill Projects

Tallest Buildings in the U.S.

Lecture #1 by Royston Daley, architect. April 1997.

Lecture #2 by Royston Daley, architect. April 1997.