US 1928 Aeronautics Conference 'Airliner Ryan Brougham' 5c. Scott. 649

US 1928 Aeronautics Conference 'Airliner Ryan Brougham' 5c. Scott. 649

Series: International Civil Aeronautics Conference Issue

Stamp details: Airliner Ryan Brougham B-5 (1927) and globe

Issued date: 12-12-1928 (dd/mm/yyyy)
Face value: 5c.

Emission: Commemorative
Watermark: No Watermark

Catalogue No:-
Scott (USA): 650
Stanley Gibbons (UK): 653
Michel (Germany): 315
Yvert et Tellier (France): 280

Dimensions (height x width):
25.4mm x 38.1mm

Printer: Bureau of Engraving and Printing
Print Method: Flat Plate

Stamp Colors: Blue
Perforation: Perf 11

Themes: Bi-plane, Aircraft, Aviation, Globe

Total print: 10,319,700 (estimate)

Description:- The International Civil Aviation Organization (ICAO) is a specialized agency of the United Nations that changes the principles and techniques of international air navigation, and fosters the planning and development of international air transport to ensure safe and orderly growth. ICAO headquarters are located in the Quartier International of Montreal, Quebec, Canada.

The ICAO Council adopts standards and recommended practices concerning air navigation, its infrastructure, flight inspection, prevention of unlawful interference, and facilitation of border-crossing procedures for international civil aviation. ICAO defines the protocols for air accident investigation that are followed by transport safety authorities in countries signatory to the Chicago Convention on International Civil Aviation.