Redirected from 1900 BC
(3rd millennium BC - 2nd millennium BC - 1st millennium BC)
Significant persons:
Inventions, Discoveries, Introductions:
... Aarskog Ose Pande syndrome[?] Aarskog syndrome[?] Aase Smith syndrome[?] Aase syndrome[?] ABCD syndrome[?] Abdallat Davis Farrage syndrome[?] ...