At the time the Tiger Club operated

Tiger Moths
Stampe
Condor
Jodel D140/150/1050
Turbulents
Beta
SuperCub
Husky
Sea Turbulent
Sea Tiger
Arrow Active
Fox Moth

I think there was a biplane trio (2 Stampes and a Tiger) at least in 1970, going by Benjy’s book. Though I know in later years the Turbs were thought by the organisers as too slow for the long crowd line at a seafront show.