| KNICKERBOCKER COAL DISPLAY GREENDUCK CO. CLIP |
| Antique Initial Pin in Laurel Wreath C or G - Greenduck |
| Vintage New Jersey Zinc Watch Fob Greenduck |
| SMOKEY THE BEAR PIN, MADE BY GREENDUCK MFG., CHICAGO |
| Lot of 17 Greenduck Co. Chicago Nation Flags Pinbacks |
| Booster Chorus-Greenduck Company Chicago Pinback1" |
| MEN'S W.O.W. LAPEL BUTTON BY THE GREENDUCK CO CHICAGO |
| Vintage New Jersey Zinc Watch Fob Greenduck |
| Nat. Team and Truck Owners Assn. Watch Fob Greenduck |
| Vintage Chi-Namel Paint Watch Fob Greenduck |
| Vintage 1912 Dallas Texas Watch Fob Greenduck |
| Antique Initial Pin in Laurel Wreath C or G - Greenduck |
| Antique Greenduck Cigar Cutter Chicago Pat Feb 19 1924. |
| Nat. Team and Truck Owners Assn. Watch Fob Greenduck |
| Vintage Chi-Namel Paint Watch Fob Greenduck |
| FDR Election Pin - Mfg by Greenduck Co. Chicago |
| FDR Election Pin, Pinback "ROOSEVELT" Blue Greenduck Co |
| FDR Election Pin - Mfg by Greenduck Co. Chicago |
| 1920 Hoover & Curtis Political Pin-Original-Greenduck |
| so called$,1933 COP Greenduck buck GEM ms66 |
| My Weekly Reader Honor League Pinback - Greenduck |
| Booster Chorus-Greenduck Company Chicago Pinback1" |
| 1917 Pinback "Be a Good Neighbor"/GreenDuck Co.Chicago |