Tonga - flag raising at Minerva Reef issue (#11703)

flag raising at Minerva Reef issue of Tonga

Short desc: flag raising at Minerva Reef

Issuer: Tonga
Date: 12/9/1972
Occasion: unset

Consists of 5 stamps: (See stamps as list)

5s
7s
10s
15s
40s

All are wmk=mult crown & script CA