There are a large number of fairly good elementary textbooks for foreigners, there is a real need for an advanced course which will help pupils to understand and use the more complicated grammatical constructions, the idiomatic expressions, and the compound verbs.
With a deep consciousness of its shortcomings, but with a confidence not less deep in the security of the foundations Laid by the Science of Comparative Mythology, I submit to the judgment of all whose desire it is to ascertain the truth of facts in every field of inquiry a work on a subject as vast as it is important.