Antique original c. 1920 The Baby Belleville Separator, Manufactured by the Harrison Machine Works, Belleville, Ill. U. S. A. brochure. A tear at one of the fold intersections.
This is a single bi-fold sheet printed both sides that folds open to about 6” x 10.5”. The front cover is printed This instruction pamphlet isn’t dated but is an original antique issued around the 1920s or so.