A Key To The American Tutor's Assistant Revised

In Which All The Examples Necessary For A Learner Are Wrought At Large And Also Solutions Given Of All The Questions For Exercise In The Various Rules : Designe... » 

In Which All The Examples Necessary For A Learner Are Wrought At Large And Also Solutions Given Of All The Questions For Exercise In The Various Rules : Designed Principally To Facilitate The Labour Of Teac «