LANGLEY, Batty & Thomas. Gothic Architecture, improved by Rules and Porportions. In many Grand Designs of Columns, Doors, Windows, Chimney-Pieces, Arcades, Colonades, Porticos, Umbrellos, Temples, and Pavillions &c., London: for John Millan, 1747. 4 (290 x 230mm.), engraved title and 64 plates by Batty and Thomas Langley (first plate trimmed and laid down, text leaf repaired and remargined), contemporary calf gilt (rather worn), early inscription on title "Donevaile 16 Shillings."