- 1683
- 1977-01-25
technology: الأقمار الصناعية
- 1669
- 1977-01-11
- 1667
- 1977-01-09
- 1665
- 1977-01-07
- 1650
- 1976-12-21
- 1643
- 1976-12-14
- 1607
- 1976-11-06
- 1586
- 1976-10-16
- 1575
- 1976-10-05
- 1561
- 1976-09-20
- 1511
- 1976-08-01
- 1506
- 1976-07-27
- 1504
- 1976-07-25
- 1496
- 1976-07-17
- 1495
- 1976-07-16
- 1469
- 1976-06-20
- 1458
- 1976-06-09
- 1450
- 1976-06-01
- 1443
- 1976-05-25
- 1436
- 1976-05-18