1965, 25 October. Year of International Co-operation, no’s 599-604

Design: Jean van Noten (1903-1982)

Printing:

Perforation: 13

Sheet: 30

Circulation:

 

No.599 6Fr, blue. Port de Matadi

No.600 8Fr, red-brown. Mines au Katanga

No.601 9Fr, green. Barrage de la Tshopo-Stanleyville

No.602 12Fr, pink. Port de Matadi

No.603 25Fr, green-brown. Mines au Katanga

No.604 60Fr, gray. Barrage de la Tshopo-Stanleyville

The series:

 

The imperforated series is in size and coloring exact the same as above:

 

600-Cu printed in the wrong color of no.603 (not in O.C.B.):

 

600-Cu2 lacking black overprint (not in O.C.B.):

 

601-Cu. Part of a sheet is not perforated:

 

602-Cu. Lacking the black overprint (not in O.C.B.):

 

604-Cu. Lacking the value of 60F (not in O.C.B.)

 

604-Cu. Part of a sheet with bad black overprinting, some of the f (frank) are almost invisible; 60F is disappearing at the bottom: