Figure 1 - A selection of typical plans of artillery castles.Type I A/BY: Pendennis (shewing bulwarks)
Type IA3: Sandgate
Type IA5b: Camber
Type IB3aX:Hurst
Type IC2c: Southsea
Type ID2d: Hull
Type IA6aX: Deal
Type IBX: Calshot
Type IA/B: Portland
Type IIA3aX: St Mawes
