Series #1-34 – 1911 Ad
This pamphlet has 6 panels per side and is 19.5 x 6. A number of 1911 are listed but no 1912 books. Thus the 1911 date. Also as can be noted, the 1910 flyer lists the series books at $1.00 each while by 1911 the price had come down to 50 cents.