The envelope was made by BOAC, London, England in 1959.

The stamps were issued in India in 1959.

The ILO was founded in 1919.....The main aims of the ILO are to promote rights at work, encourage decent employment opportunities, enhance social protection and strengthen dialogue on work-related issues.
(from http://www.ilo.org/global/about-the-ilo/lang--en/index.htm)

Airmail envelope, Calcutta-Sydney, 'BOAC Comet 4 Jetliner / First flight between London and Sydney', paper, made by BOAC, London, England, 1959

Philatelic cover commemorating the first flight between London and Sydney, with Indian stamps. The design on the left side of the envelope shows St Pauls Cathedral and the Sydney Harbour Bridge with a globe of the world between. The stamps depict India, technology and the International Labour Organisation. The postmark on the front of the envelope is from Calcutta GPO and dated 2 November 1959. The envelope is addressed to Qantas Empire Airways in Sydney. On the back of the envelope is a postrmark from Sydney, dated 3 Novermber 1959.

Made: 1959

Postmark on front of envelope, stamped in black ink '(Indian text) / CALCUTTA G.P.O. / 2.11.59'

Postmark on back of envelope, stamped in black ink 'SYDNEY / NSW AUST / 1 / 2 -PM / 3 NOV / 1959 / 1'

85/2174-48

1959

106 mm

163 mm