- 6026
- 1989-02-19
technology: الآلات الحاسبة
- 2785
- 1980-02-17
- 2779
- 1980-02-11
- 2367
- 1978-12-21
- 2213
- 1978-07-18
- 2172
- 1978-06-04
- 1777
- 1977-05-01
- 1776
- 1977-04-30
- 1775
- 1977-04-29
- 1763
- 1977-04-17
- 1761
- 1977-04-15
- 1760
- 1977-04-14
- 1757
- 1977-04-11
- 1756
- 1977-04-10
- 1754
- 1977-04-08
- 1752
- 1977-04-06
- 1751
- 1977-04-05
- 1749
- 1977-04-03
- 1721
- 1977-03-06
- 1693
- 1977-02-04