Find the information sign for Port Chalmers at the posted coordinates:
B = Two dry docks opened in 18xy. B = x + y
C = The sale of the Otago block was negotiated here in 18zC
E = Waitati is 1E km
F = z + 2
G = The first shipment of frozen meat left Port Chalmers in 18G1
You will also need to spot the Settlers plaque on the ajacent building (Beach St side)
A = Settlers off the "John Wickliffe" landed here in 18Aw
D = Number of words in the first 3 lines of the main (largest) plaque
H = w + 1
Check sum A+B+C+D+E+F+G+H = 49
S 45° AB.CDE′ E 170° 3F.GHH′