Agincourt, History of Art by its Monuments; London.
Architectural Publication Society, Dictionary of Architecture; London.
Bosc, Dictionnaire raisonné d’architecture; Paris.
Durm and others, Handbuch der Architektur; Stuttgart. (This is an encyclopedic compendium of architectural knowledge in many volumes; the series not yet complete. It is referred to as the Hdbuch. d. Arch.)
Gwilt, Encyclopedia of Architecture; London.
Longfellow and Frothingham, Cyclopedia of Architecture in Italy and the Levant; New York.
Planat, Encyclopédie d’architecture; Paris.
Sturgis, Dictionary of Architecture and Building; New York.
General Handbooks and Histories.
Bühlmann, Die Architektur des klassischen Alterthums und der Renaissance; Stuttgart. (Also in English, published in New York.)