Commemorative issue Captain James Cook 1973, 9 coin proof set including  2.5 and 7.5 dollar silver coins. Consecutive issues 1973-74,  presented in leather case.
 
 
Details
 
Issuer 
Cook Islands
 
Queen
Elizabeth ll (1952-2022)

Type
Non-circulating coin
 
Year
1973-74

Value 
2.5 Dollars/2.5 NZD=USD 1.53

Currency 
Dollar
 
Composition
Silver (.925)
 
Weight
27.35 g 
 
Diameter
38 mm
 
Thickness
2 mm

Shape
Round
 
Technique
Milled

Orientation
Medal alignment
 
Commenorative Issue
Captain James Cook's 2nd Pacific Voyage

Obverse
The Effigy of HM Queen Elizabeth ll

Engraver
Arnold Machin
 
Reverse
Two 3 mashed ships sailing left above a world map with Indian and Pacific Oceans
 
Engraver
George James Berry

Edge
Reeded
 
Mint
Royal Australian Mint, Canberra, Australia (1965-date)