Centuries: 15th century - 16th century - 17th century
Decades: 1540s 1550s 1560s 1570s 1580s - 1590s - 1600s 1610s 1620s 1630s 1640s
Years: 1593 1594 1595 1596 1597 - 1598 - 1599 1600 1601 1602 1603
... fine yellowish-green fluorescence. It was synthesized by O. Fischer[?] and G. Koerner[?] by condensing ortho-nitrobenzaldehyde[?] with aniline[?], the resulting ...
Buy Halloween Costumes
Kids.Net.Au - kids safe portal for children, parents, schools and