Untitled timeline

Main

Cobalt

1735

Nickel

1751

Maganese

1774

Molybdenum

1781

Tellurium

1782

Tungsten

1783

Zirconium

1789

Uranium

1789

Titanium

1791

Yttrium

1794

Berylium

1797

Chromium

1797

Niobium

1801