A system of ethicks: Of morall phylosophy in generall & in speciall

This hardcover volume contains manuscript copies of Charles Morton's "A System of Ethicks," "Pneumatics. Or a treatise of the Rev'd Mr. Charles Morton about ye Nature of Spirit," "Appendix of the Souls of Brutes," "Some Theological Questions Answd," and a one-page list "Texts of Scripture to prove if ye head of Christ &c." copied by Harvard student Ebenezer Williams in February 1707/8.

Printed proposal and recommendation for a system of mensuration, 1796

This folder contains two newspaper clippings with the proposal for Croswell's "System of Mensuration," dated October 1796, as well as a printed recommendation for the work by Professor John Kemp.

Mathematics notebook, ca. 1714-1718, with chronology of the reign of Augustus

The first two pages of this notebook contain a comparative chronology of the reign of Augustus, outlined in two columns. One column outlines the chronology according to ecclesiastical scholar Laurence Echard, and the other column outlines the chronology according to William Cave. The rest of the notebook contains extensive entries on the following subjects, with related rules, problems, and illustrations: fractions, decimals, arithmetical progression, geometrical progression, "disjunct proportion, or ye Golden Rule," signs and symbols, integers, geometrical definitions, and Euclidian geometry.