Well, he was asking for 'a' Deltic, so I take that to mean a class 55. If so, there's an excellent choice as offered by tmz06003:
BR Class 55 green 1961,<kuid:283805:55115>
BR Class 55 green yellow wp 1962,<kuid:283805:55127>
BR Class 55 green yellow wp 1963,<kuid:283805:55128>
BR Class 55 green yellow wp 1964,<kuid:283805:55129>
BR Class 55 green yellow wp 1965-1966,<kuid:283805:55125>
BR Class 55 blue D nos 1967-1969 SH,<kuid:283805:55122>
BR Class 55 green yellow ends 1967-1969 SH,<kuid:283805:55123>
BR Class 55 green yellow ends 1967-1969 ETH,<kuid:283805:55124>
BR Class 55 blue D nos 1967-1969 ETH,<kuid:283805:55121>
BR Class 55 blue pre TOPS 1970 SH weathered,<kuid:283805:55120>
BR Class 55 blue pre TOPS 1970 ETH,<kuid:283805:55119>
BR Class 55 blue pre TOPS 1971-1972 weathered,<kuid:283805:55118>
BR Class 55 blue pre TOPS 1973,<kuid:283805:55117>
BR Class 55 blue TOPS 1974,<kuid:283805:55116>
BR Class 55 blue TOPS 1975 weathered,<kuid2:283805:55002:1>
BR Class 55 blue TOPS 1975,<kuid:283805:55114>
BR Class 55 blue TOPS 1976 weathered,<kuid2:283805:55008:3>
BR Class 55 blue TOPS 1976,<kuid2:283805:55001:1>
BR Class 55 blue TOPS 1977 weathered,<kuid2:283805:55010:1>
BR Class 55 blue TOPS 1977,<kuid2:283805:55102:1>
BR Class 55 blue TOPS 1978,<kuid2:283805:55103:1>
BR Class 55 blue TOPS 1979,<kuid2:283805:55104:1>
BR Class 55 blue TOPS 1980,<kuid:283805:55111>
BR Class 55 blue TOPS 1981,<kuid:283805:55112>
BR Class 55 blue TOPS 1979-1981 WWS,<kuid2:283805:55105:1>
BR Class 55 blue TOPS 1979-1981 WWS weathered,<kuid2:283805:55012:1>
Enjoy!
Paul