1912 Advertising Pocket Notebook ~ Davis & Co. Equp. ~ Sioux City, Iowa~ #-7274. Vintage Advertising Pocket Notebook is a used item. Item shows some light wear. See pictures. Advertising Notebook measures: 2-5/8″ wide, by 5-1/4″ tall. Notebook has about 50 plus pages. Nice Vintage Advertising Notebook from Davis & Co. in Sioux City, Iowa. See pictures for condition information and item details. I do combine shipping.