1966, 13 June. O.M.S. World Health Organization, no’s 625-628

Originally issued in 1964, 15 September. Palace of The Nation “Leopoldville” by the Republic of Congo, no’s 563-566

Design: Jean van Noten (1903-1982)

Paper: with silk tread

Printer: Hélio Courvoisier, s.a., La Chaux De Fonds (Switzerland)

Overprint:

Perforation: 11.5

size:

Sheet: 100 (10 x 10)

Circulation: 30,000

 

No.625 30Fr Bordeaux red

No.626 40Fr blue

No.627 50Fr orange-brown

No.628 100Fr gray

The series:

 

The series with reversed overprint (625-28-Cu in O.C.B.):