Now showing: Luxembourg - Postage stamps (1968 - 1969) - 8 stamps.
18. September WM: None Perforation: 13
18. September WM: None Perforation: 11¾
19. May WM: None Perforation: 12¼ x 13
19. May WM: None Perforation: 14 x 14½
19. May WM: None Perforation: 14 x 14½
8. September WM: None Perforation: 14 x 12¾