Victoria Pennies

Copper: 1839-1860

A comparison of Plain and Ornamental Tridents...

Ornamental Tridents are found on every date in the series, and Plain Trident occurs only on the coins dated 1853-1857
Ornamental vs Plain Tridents

With and without the initials of William Wyon on the truncation of 1858 Victoria copper pennies. They are of broadly similar scarcity, but the presence or absence of the initials is useful as a starting point when identifying which of the many varieties of 1858 you're looking at. WW initials

Bronze: 1860-1901