Correspondents and subjects include: James T. Babb; Centaur Press; H. H. von Erffa; Fonthill Abbey model; Hamilton (correspondence with the Dukes of Hamilton and others, including the curator of the Hamilton papers); Rupert Hart-Davis Ltd. ; Jamaica; E. P. S. Lewin (and other literary agents); Fâtimah Mûsá Mahmûd; Marialva [and Cintra and Monserrate]; parliamentary career; André Parreaux; patronage of art; Portugal; Saunders; Sir Francis Watson (Wallace collection), with (c. 695, fols. 280-324) letters to Alexander from readers and reviewers of his books.