Favorite this☆ Cruising gear : Horch Auto Union Description: Cruising gear : Horch Auto Union / Auto Union. Title from cover. Includes illustrations and charts. Details Resource ID: na050751 Creator: Auto Union (Firm) Subject: Horch automobile Auto Union (Firm) Trade literature Date Issued: 1937 Format: 6 unnumbered pages, folded : color ; 10 in. Member of: National Automotive History Collection Filing Location: Special Catalog File 47--Automobiles, Horch, 1937 Rights: Physical rights are retained by DPL. Copyright is retained in accordance with U.S. copyright laws.