| Added by |
 Maciej Pasztor
|
| In personal collections | 2 |
| General Description | Series: scientists |
| Obv. Description | Portrait of Queen Margrethe II |
| Rev. Description | Lettering: OLE RØMER . LYSET HASTIGHED; 1675; 20 Kroner |
| Mintage | 250,000 |
| Diameter | 27.00 mm |
| Thickness | 2.35 mm |
| Weight | 9.3000 g |
| Material | Aluminum-Bronze |
| Mint | Denmark - Copenhagen (heart) |
| Edge Type | plain and reeded in segments |
| Designer | Lis Nogel |
| Catalog prices | No catalog prices set yet |
