11 books
Elementary Algebra
Elements of natural philosophy
First Book in Astronomy; For the Use of Schools and Academies
Notes on Trigonometry and Astronomy; For the Use of Students at the Normal College
Elementary Algebra Volume 2; With
The Heavens Above; A Popular Handbook of Astronomy
First Book In Natural Philosophy For The Use Of Schools And Academics
A Handbook of Natural Philosophy
First Book in Natural Philosophy
First Book in Natural Philosophy for the Use of Schools and Academies
The Heavens Above: A Popular Handbook of Astronomy (Classic Reprint)