Letter from Edward Holyoke to his child, 1766, January 18

One-page handwritten letter from Harvard President Edward Holyoke (1689-1769) requesting that the letter's unidentified recipient locate a book on academic costume previously mentioned by "Secry Oliver," referring to the Secretary of the Province of Massachusetts Bay, Andrew Oliver (1706-1774; Harvard AB 1724). In the letter, Holyoke explained that College alumni wished to give him a gown, and he wanted to determine the appropriate design for the head of a college. The recipient of the letter is identified only as "My dear Child" from "Yo'r Affect. Father, E. Holyoke." The letter also includes the note, "Give my love to my Dau'ter."

The summary of a course of experimental lectures in natural philosophy by Dr. John Winthrop (manuscript copy), 1772-1774

Notebook with a handwritten copy of lecture summaries for a physics course given by Harvard Professor John Winthrop. The notes were made by Timothy Foster in 1772 and 1773. The volume contains twenty-five lectures with some diagrams.

Notebook concerning mathematical equations : manuscript, 1769-1774

Notes on measuring height and distance, trigonometry, spherical projection, and other mathematical equations. Probably William Winthrop (1753-1825; Harvard AB 1770).