Easter 2011 with Dave Tuffery, eg B2.
A1-2, A4-5, D1-2: Entrance pitch
B1-2: Window onto the second pitch.
C3, C5: Slot at head of third pitch seen from top of second.
B4: Pot base.
B5: Looking up the third pitch.
1
2
3
4
5
A
B
C
D
