This is a Rare and Vintage Caterpillar One Safe Source Filters Machines Manufactured Before 1981 Reference Catalog. Covers show little wear and all pages inside are quite crisp and very readable, could not find any writing, tears, or smudges on the inside. Over this entire catalog is in good condition. Form PECP9070 Literature is being sold "AS IS", Sorry no returns, no refunds. Any questions please ask, and Thank You for Looking              

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