Abstract Correspondence, newspaper clippings, lecture notes, booklet draft, photographs, postcards, textbooks, pamphlets, and memorabilia relating to the teaching career and activities of Lee E. Boyer. Includes correspondence between Boyer and other mathematicians regarding calculus problems, textbooks and teaching notes which Boyer used in instructing his classes, drafts and layout of a booklet about a stained glass window in Millersville University’s Biemsderfer Executive Center, newspaper...