McGuffy's Eclectic Readers fashion

Full set of McGuffy's Eclectic Readers in Slipcase. Leatherette spines & 1/4 board.
Gold with blue & white 3/4 boards make up the rest of covers.
Eclectic Reader is copyright 1909
1,2 & 3 are 1920 and 4,5,& 6 are 1923.
These are in amazing condition for their age.
These were used as fashion classroom lessons in the 1800's thru the early 1900's and are still used by tutors, homeschooling, and some very small formal schools today.
Education and a bit of history!