| Issuer | Australia |
| Year | 1918 |
| Type | Coin pattern |
| Value | 1 Shilling (1/20) |
| Currency | Pound (1788-1966) |
| Composition | Silver (.500) |
| Weight | 5.65 g |
| Dimensions | 23.5 mm |
| Thickness | 1.36 mm |
| Shape and Technique | Round Milled |
| Orientation | Medal alignment ↑↑ |
| Engraver(s) | Obverse: Edgar Bertram MacKennal Reverse: William Henry James Blakemore |
| In circulation to | |
| Reference(s) |
| Obverse description | Crowned portrait of King George V facing left with dot below and legend around. |
| Obverse script | Latin |
| Obverse lettering | GEORGIVS V D.G.BRITT. OMN:REX
F.D.IND:IMP: ·
B.M. (Translation: George the Fifth by the Grace of God King of all the Britains Defender of the Faith Emperor of India) |
| Reverse description | Coat of Arms with supporters (a Kangaroo and Emu) with a banner below reading motto (Advance Australia). Lettering around of denomination and Mint mark below, date with dashes. |
| Reverse script | Latin |
| Reverse lettering | ONE SHILLING ADVANCE AUSTRALIA -1918- M |
| Edge | Reeded |
| Mint | M Royal Mint, Melbourne, Australia(1872-1969) |
| Mintage | 1918 M - Two known - |
| Catalog ID | 6726266490 |
| Comments | Van Gelder doubts the validity of these coins of Schoonhoven, because of the short duration of the siege. He only considers the 12 and 6 stuiver as reliable. |
