12 Column Wilson Jones G7612 14 x 8 1/2 inches. Has 28 clean pages. Each page has 30 rows. Has holes punched at the top. 10 Column Wilson Jones G7110 78910-77110 14 x 8 1/2 inches. Has 49 unused pages. Each page has 30 rows. 13 Column Boorum & Pease 8913A 58-3398 Columnar pad 14 x 8 1/2 inches. Has 50 unused pages. Each page has 31 rows. 2 7 Column Wilson Jones B7107 78910-57107 Columnar Ruled Pad. 8 1/2 x 14 inches. Each page has 50 rows. One has 50 unused pages and the other has 46. Rescued from old office building.