Gothic ornaments : selected from various ancient buildings, both in England and France, during the years 1828, 1829, and 1830 : exhibiting numerous specimens of every description of decorative detail from the eleventh to the beginning of the sixteenth century (1831)
Pugin, Augustus, 1762-1832 · London : Published by A. Pugin, at his office, 105, Great Russell Street, Bloomsbury : To be had also of J. Taylor, Architectural Library, 59, High Holborn, and Priestley and Weale, High Street, Bloomsbury · leaf 190
Decoration and ornament, Gothic · Decoration and ornament, Architectural · Decoration and ornament -- Plant forms · Architecture, Gothic
Internet Archive · Getty Research Institute · Public domain (published before 1931). Free to use for anything.