70 books
Exercise Manuals - Scholar's Choice Edition
Solid Geometry
Plane and Spherical Trigonometry, Surveying and Tables
Machine-Shop Mathematics
Answers
Plane And Spherical Trigonometry
Wentworth & Hill's Examination Manuals
Elementary Algebra
Five Place logarithmic and trigonometric Tables
A High School Arithmetic (Wentworth And Hill's Practical Arithmetic)
The First Steps In Number - Part. II
Wentworth And Hill's Examination Manuals - No. I.
A High School Arithmetic
A Text-Book of Geometry
New Plane and Spherical Trigonometry, Surveying, and Navigation
Elements of Plane and Solid Geometry
Elements Of Geometry
Surveying and Tables
A Text-Book of Physics
First Steps in Geometry
Logarithmic And Trigonomic Tables
Wentworth's Primary Arithmetic