BAC: Contains head- and tail- pieces.
BAC: British Art Center has two copies, both are interleaved and have separate additions from various architectural dictionaries. Copy 1 includes engravings, a few drawings, and belonged to Charles Hornsby and has his ms. notations. It also has autographs of Joseph Gwilt, John Sebastian Gwilt, and was presentation copy to Charles John Shoppee.
BAC: Copy 2 evidently belonged to a builder. Contains extensive notes about tradesmen, drawings, prices, projects, and 2 trade cards.