| 1961 SCHWARTZ Automatic Fish Feeder Patent Print |
| 1961 KAY HARRY Animal Feeder Patent Print Art |
| 1961 HOYER Automatic Lead Bullet Feeder Patent |
| 1961 BRADEN ALVIN Wildlife Feeder Patent Print |
| 1961 HURDLE HOWARD Pig Creep Feeder Patent Print |
| 1961 NAT Continuous Poultry Feeder Patent Print |
| 1961 BLAIR MFG CO Cattle Feeder Structure Patent |
| 1961 POCKMAN WILLIAM Stock Feeder Patent Print |
| 1961 STRUCKHOFF HENRY Stock Feeder Patent Print |
| 1961 WARREN HOWARD Poultry Feeder Patent Print |
| 1961 WILLIAMS EDGAR Animal Feeder Patent Print |
| 1961 WARNER BROODER CORP Poultry Feeder Patent |
| 1961 EDISON Portable Stock Feeder Patent Print |
| 1961 PIEL Automatic Animal Feeder Patent Print |
| 1961 MOORMAN MFG COMPANY Pig Creep Feeder Patent |
| 1961 PARKER SHIRLEY Livestock Feeder Patent |
| 1961 PASCHALL L Dog Feeder Patent Print Art |
| 1961 HAROLD Mink Cage Feeder Plate Patent Print |
| 1961 RYAN Cattle Feeder Structure Patent Print |
| 1961 STERN Bird Greens Feeder Patent 12656 |