Issue: Geological Sutrvey at the Tonga Trench (Tonga, 1985)

  1. Catalogue
  2. Tonga
  3. 1985
  4. Issue: Geological Sutrvey at the Tonga Trench

Wednesday, April 10, 1985, Geological Sutrvey at the Tonga Trench

Wednesday, April 10, 1985 Tonga will issue: Souvenir Sheet "Bearded angler" face value 1.50, Souvenir Sheet "Bearded angler" face value 1.50, Stamp "Diagram of aerial oil survey" face value 47, Stamp "Diagram of Marine seismic survey" face value 32, Stamp "Diagram of sea bed survey" face value 1.50, Stamp "Section of Tonga trench" face value 29,

Bearded angler

Bearded angler
Data entry completed
53%
Country: Tonga
Issue: Geological Sutrvey at the Tonga Trench
Date: 1985-04-10
Print: Offset lithography
Emission: Commemorative
Format: Souvenir Sheet
Face Value: 1.50 Tongan pa'anga

Bearded angler

Bearded angler
Data entry completed
56%
Country: Tonga
Issue: Geological Sutrvey at the Tonga Trench
Date: 1985-04-10
Print: Offset lithography
Perforation: 14
Emission: Commemorative
Format: Souvenir Sheet
Face Value: 1.50 Tongan pa'anga

Diagram of aerial oil survey

Diagram of aerial oil survey
Data entry completed
53%
Country: Tonga
Issue: Geological Sutrvey at the Tonga Trench
Date: 1985-04-10
Print: Offset lithography
Emission: Commemorative
Format: Stamp
Face Value: 47 Tongan seniti

Diagram of Marine seismic survey

Diagram of Marine seismic survey
Data entry completed
53%
Country: Tonga
Issue: Geological Sutrvey at the Tonga Trench
Date: 1985-04-10
Print: Offset lithography
Emission: Commemorative
Format: Stamp
Face Value: 32 Tongan seniti

Diagram of sea bed survey

Diagram of sea bed survey
Data entry completed
53%
Country: Tonga
Issue: Geological Sutrvey at the Tonga Trench
Date: 1985-04-10
Print: Offset lithography
Emission: Commemorative
Format: Stamp
Face Value: 1.50 Tongan pa'anga

Section of Tonga trench

Section of Tonga trench
Data entry completed
53%
Country: Tonga
Issue: Geological Sutrvey at the Tonga Trench
Date: 1985-04-10
Print: Offset lithography
Emission: Commemorative
Format: Stamp
Face Value: 29 Tongan seniti