Transcriber's Note
Minor punctuation errors have been repaired.
Hyphenation and accent usage has been made consistent.
Spelling was made consistent as follows:
Page [xxxvii]—Transome amended to Transom—"Transom.—A horizontal bar (usually of stone) ..."
Page [xl]—Hardwicke amended to Hardwick—"The End-papers are from a Tapestry in Hardwick Hall."
Page [198]—di amended to da—"... built from the designs of Pietro da Cortona, ..."
Page [217]—transomes amended to transoms—"... and with mullions and transoms, ..."
Page [217]—transomes amended to transoms—"... large windows divided by mullions and transoms, ..."
Page [224]—Cotemporary amended to Contemporary—"Contemporary with him were the brothers John and Robert Adam, ..."