Hobson, J. (1799). Prospectus of a plan of instruction for the young of both sexes: Including a course of liberal education for each. Philadelphia: Printed for the author. From the press of D. Hogan.

Hobson, John. Prospectus of a Plan of Instruction for the Young of Both Sexes: Including a Course of Liberal Education for Each. Philadelphia: Printed for the author. From the press of D. Hogan, 1799.

Hobson, John. Prospectus of a Plan of Instruction for the Young of Both Sexes: Including a Course of Liberal Education for Each. Philadelphia: Printed for the author. From the press of D. Hogan, 1799.