In the course of fifteen or eighteen months' daily and constant attention to this eminent finishing governess, what a deal of secrets Amelia learned, which Miss Wirt and the black-eyed young ladies over the way, which old Miss Pinkerton of Chiswick herself, had no cognizance of! 
In the course of eighteen months, what a deal of secrets Amelia learned, which Miss Wirt and the young ladies over the way had no knowledge of! 