The Portfolio was edited by C. Jewett and M.E. Benchley in Millbury, Worcester County, Mass. during 1850. C. Jewett was likely born in the mid 1830s in Mass. M.E. Benchley was possibly Martha E. Benchley, born between 1832 and 1835 in Grafton, Mass. and married Edwin H. Murdock in 1860. It includes moralistic reflections, correspondence, and local announcements. The topics include education, Roman mythology, and travel. Some of the titles of the articles are "Washington Letter," "The Half Century Question," and "Good Maxims." The contributors sign their articles only with their initials, except for the travel letter written by L. Taylor.