Queen Elizabeth II Stamps 1996 50th Anniversary of the Wildfowl and Wetlands Trust. Bird paintings by C. F. Tunnicliffe. Multicoloured. First day Cover Stamps are for illustration purposes only | |  | SG1915 19p Multicoloured | SG1916 25p Multicoloured |
 |  | SG1917 30p Multicoloured | SG1918 35p Multicoloured |
| Cat Ref | Stamp Description | Mint Value | Used Value | Price Guide | |
| 1915 | 19p. | "Muscovy Duck" | £0.70 | £0.25 | | | 1916 | 25p. | “Lapwing” | £0.90 | £0.30 | | | 1917 | 30p. | “White-fronted Goose” | £1.00 | £1.25 | |
| 1918 | 35p. | “Bittern” | £1.10 | £1.25 | | | 1919 | 41p | “Whooper Swan”. | £1.50 | £1.60 | |
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