Document zdZZe2GOVr95p3pdJVxkZ1gy3

Sew So. 408-1.30111 Old So. 9-4265 MASPFACTURIBG FORMULA Mamrille Factory, January 30, 1931. 1. #265 Coke Oven Cement 2. Material used* Code Material 21.59150 24.5400 26.3506 21.33110 Mineral Wool (Wlllowed) Danville "E" Fibre *A" Brand Mertztown Clay Sil-O-Cel Powder Bat oh 400# 200# 150# 250# 40/C 20* 15* 25* 3. - 4. The cement la made in half hatches. Half of the Mineral Wool la laid, then half the remaining materials in formula order. Machine loaa 2fS. (Material la run through Felting Cement Mixer). 5. packed 85 #~per *S* Pitre Bag- The taga are turned before filling ao that printing is on inside. Small stock tag is hooked to the bag. Tied with one #16 gauge bag tie. 6. Exports packed 85# per double "D" Fibre Bag. Tied with two #16 -jauge bag ties. So stock tag is necessary. 7. Bate effective* Maroh 21, 1930. 8. al. lorityi Substituting Mertztown for Star "A" Clay. Letter to Mr*. A. R. Fisher from Mr. 3S. R. Williams, Deoember 27, 1930. APPROVED i '-s . - J*. - Mfg. Supt. Aootg. Dept. / " / v- -|nep. Dept. A y' * e*' Facty. Mgr. Cancels formula dated September 26, 1929. PLAINTIFF'S EXHIBIT K-1698 -1-U S LU 3J /?>a t-D T X J j.9 # -IU U 3 g > b lF