Includes: (a) copy of a typescript Introduction to a book on Virgil's 'Aeneid' and the history of its translation from Latin into English, from the 16th to 18th centuries (c.100 xerox pages, plus an additional 10 xeroxed pages, possibly a talk on Virgil); (b) a small book on Horace's 'Beatus ille' ode (bound xeroxed booklet of 103 pages. (Neither believed to be in print). Dates of original typescript documents unclear. Contains handwritten annotations, probably made by a reader for an academic journal (possibly Arion) to which Mason had submitted them.