Bahrain 1949 (10 Oct) 75th Anniversary of U.P.U. SG67/70


2 1/2a. on 2 1/2d. Ultramarine - SG67

3a. on 3d. Violet - SG68

 6a. on 6d. Bright Purple - SG69

1r. on 1s. Brown - SG70