| 1931 WALTER Sewing Machine Work Support Patent |
| 1931 BISCHOFF WALTER Athletic Guard Patent Print |
| 1931 WALTER Means Lubricating Axle Bearings Journals |
| 1931 WALTER P PAEPCKE Animal Feeder Patent Print |
| 1931 DUNN WALTER Umbrella Holder Patent Print |
| 1931 WALTER Pedal Propelled Road Vehicle Patent |
| 1931 KROLMAN WALTER Lifeboat Patent Print Art |
| 1931 WALTER MYERS Sewing Machine Patent Print |
| 1931 WALTER Embroidering Machine Patent Print |
| 1931 LORENZEN WALTER Gun Sight Patent Print Art |
| 1931 WALTER Axle Box For Vehicles Patent Print |
| 1931 WALTER JAMES Projectile Patent Print Art |
| 1931 WALTER PARKS Vapor Regulator Patent Print |
| 1931 WHATLEY WALTER Machine Gun Toy Patent Print |
| 1931 FRINK WALTER Hobby Horse Patent Print Art |
| 1931 WALTER Stop Motion Sewing Machines Art |
| 1931 GALLAGHER WALTER Toy Patent Print Art |
| 1931 WALTER Thread Loop Cutting Device Patent |
| 1931 WALTER WOLLASTON Billiard Ball Patent Print |
| 1931 WALTER Log Carrier Patent Print Art |
| 1931 WALTER Sewing Bags Like Art Print Patent |
| 1931 WALTER Tapestry Embroidery Rug Frame Art |
| 1931 ECKHARDT WALTER Sound Generator Patent |
| 1931 WALTER Continuous Clock Winder Overwind Preventer |
| 1931 WALTER Zigzag Stitch Sewing Machine Patent |
| 1931 WALTER Ligature For Reed Instruments Patent |
| A HOUSE DIVIDED 1931 Walter Huston Helen Chandler |
| THE GREAT PLAINS 1931 WALTER WEBB BOOK AMERICAN NATION |
| 1931 Walter Prinz Saloon Brochure German |
| 1931 WA & AC Churchman #4 Walter Hagen Prominent PSA 7 |