| Image2 | |
| Cat Number | 51b |
| Description | Kangaroo and Map |
| Denomination | 1sh |
| Perforation | |
| Date Issued | 2020-01-01 |
| Variety | die IV |
| Series | |
| Color | blue green |
| Year | 1920 |
| Type | Definitive |
| Image1 | |
| Ebaylink | https://www.ebay.com/sch/i.html?_from=R40&_nkw=Australia+stamp+51b&_sacat=0&rt=nc&LH_Sold=1&LH_Complete=76 |
| ID | 76 |
| Sorter | 76 |