- 1854
- 1977-07-18
science: تجارب هندسية
- 1848
- 1977-07-11
- 1831
- 1977-06-24
- 1828
- 1977-06-21
- 1827
- 1977-06-20
- 1824
- 1977-06-17
- 1817
- 1977-06-10
- 1811
- 1977-06-04
- 1792
- 1977-05-16
- 1774
- 1977-04-28
- 1772
- 1977-04-26
- 1766
- 1977-04-20
- 1764
- 1977-04-18
- 1757
- 1977-04-11
- 1750
- 1977-04-04
- 925
- 1974-12-17
- 692
- 1974-04-26
- 242
- 1972-12-04
- 239
- 1972-11-30
- 204
- 1972-10-16