Introductory Address to our Readers. The Great Exhibition and its Influence upon Architecture. Design in Ecclesiastical Architecture. Museums at Home and Abroad. Ruskin and "The Stones of Venice." Architectural Nomenclature and Classification. Domestic Gothic Architecture in Germany. Inventors and Authorship in relation to Architecture. Assyrian Architecture. NOTICES OF NEW BOOKS. Classified List of Books recently published. RETROSPECTIVE REVIEW:--Chevreul on Colour. BUILDINGS AND FURNITURE. NEW INVENTIONS:--Machinery, Tools, and Instruments.--Materials, and Contrivances; Self-acting Dust-shoot Door; Removal of Smoke by Sewers, &c. &c.--Patents and Designs registered, &c. &c. GEORGE BELL, 186. Fleet Street. Just published, No. IX., imperial 4to., price 2_s._ 6_d._ DETAILS OF GOTHIC ARCHITECTURE, measured and drawn from existing Examples by J. K. COLLING, Architect. Continued Monthly. CONTENTS. Arches from Leverington Church, Cambridgeshire. Details of ditto. Tracery and Details from Altar Screen, Beverley Minster. Parapet and Basement from St. Mary's Church, Beverley. Seven Examples of Key Plates. London: GEORGE BELL, 186. Fleet Street. Printed by THOMAS CLARK SHAW, of No. 8. New Street Square, at No. 5. New Street Square, in the Parish of St. Bride in the City of London; and published by GEORGE BELL, of No. 186. Fleet Street, in the Parish of St. Dunstan in the West, in the City of London, Publisher, at No. 186. Fleet Street aforesaid.--Saturday, June 14, 1851. List of volumes and pages in "Notes & Queries", Vol. I-III: