Collection contains a manuscript of Ballads and Sea Songs from Nova Scotia and related material, including page proofs, research notes, off-print, and correspondence. Material primarily documents Mackenzie's interest in ballads from Nova Scotia.
University of the air was a distance learning initiative started by CTV's regional television affiliates, to offer degree-related video courses, taught by University professors around the country. Production of University of the Air started in 1966, and continued until 1983. The University of the Air courses were structured into series, around a central theme, and divided into 5 episodes. This collection comprises four such series which were produced in atlantic Canada, and hosted by Dalhousie University Faculty. Series one is entitled "The Oceans", series two is "The Structure of Sound", series three is "20th Century Latin America: Why Revolution", and series four is "Textiles: Their Development and Effects".