Intelsat 4 and 4A on stamps
Intelsat 4 series was launched 14 times between 1971 and 1978. 2 failed to launch.
(1)Intelsat 4@(switzerland, 1971, SC#529) | (Algeria, 1975, SC#543) Lower Right is Inteksat 3 | (Centarl Africa, 1972, SC#C098) |
(Western Samoa, 1980, SC#537) | (Republic of Korea, 1972, SC#809) |
(France, 1972, SC#1347) | (Liberia, 1976, SC#744) |
(Spain, 1979, SC#2150) | (Barbados, 1979, SC#517) | iRwanda, 1979, SC#914) |
(Antigua and Barbuda, 1983, SC#702, ensmalled to 50%) |