- 2751
- 1980-01-13
technology: صناعة الطائرات
- 2744
- 1980-01-06
- 2711
- 1979-12-03
- 2091
- 1978-03-15
- 1876
- 1977-08-09
- 1866
- 1977-07-30
- 1833
- 1977-06-26
- 1686
- 1977-01-28
- 1663
- 1977-01-05
- 1636
- 1976-12-07
- 1568
- 1976-09-28
- 1555
- 1976-09-14
- 1543
- 1976-09-02
- 1482
- 1976-07-03
- 1436
- 1976-05-18
- 1346
- 1976-02-17
- 1300
- 1976-01-01
- 1283
- 1975-12-15
- 1213
- 1975-10-04
- 1138
- 1975-07-21