5040 Bristol Surprise Royal
by Richard I Allton (No 1146)

234567 1½ V O  I 674523 s s 523467 s s 2 s 24365 s - 32465 2 52364 - 62345 s s 24356 s - 54326 3 s 42356 - 23456 -   s½=1230.