| Taking transportation condition at that time in consideration, however, arrival of the seventh version in Asia was very late compared to the year of publication, it is understood that the reference to the seventh version was difficult. |
当時の交通事情を勘案すると第七版がアジアにもたらされたのは刊行年より非常に遅く、実際には参照が難しかったと考えられている。 |