50st session of board of International Labor organisation in Brussel.	Previous	Next	this item is available in

 

Date of issue: 6st of October 1930.

OBC/COB numbers: 305-307

Design by : Jean De Bast
Engraving : Jean De Bast

Perforation : 111/2 x 111/2
Size:
Composition of the sheets: 75 stamps (15x5)
Printing Process: Steeldeepprint
Number of plates: 1-2-3-4-5-6-7-8
Printing Run: 305- 225.000ex ; 306/307 -150.000ex

305 - 60c - King Leopold I -Blue print
306 - 1F - King Leopold II -Blue print
307 - 1F75 - King Albert I -Red print