TY - BOOK AU - Ledger,A.P. TI - The Four notebooks of Major William H. Tapp, M.C. recording his ceramic researches: prepared by A.P. Ledger on behalf of Derby Museums & Art Gallery PY - 1998/// CY - Derby PB - Derby Museums & Art Gallery KW - Tapp, William Henry. KW - Derby porcelain KW - History KW - Sources KW - Ceramics KW - England N1 - Cover title ; "First revision"--Cover ER -