Treatise of Plane Trigonometry

To Which Is Prefixed, A Summary View Of The Nature And Use Of Logarithms. Being The Second Part Of A Course Of Mathematics, Adapted To The Method Of Instruction... » 

To Which Is Prefixed, A Summary View Of The Nature And Use Of Logarithms. Being The Second Part Of A Course Of Mathematics, Adapted To The Method Of Instruction In The American Colleges ... «