original 8-page sales brochure for The Rowell Line of Automatic Silo Fillers made by the I B Rowell Co in Waukesha Wisconsin. Well illustrated brochure detailed sizes 12,14,16,18,20 &22. It measures 6&3/4×6&3/4. It is in fair condition, some discoloration to pages and all pages have damage to the top edges as shown. Will ship well protected via USPS