How do you use era in a sentence as a noun?

The Word 'era' is a noun; a Word for a long and distinct period of history with a particular feature or characteristic.

A noun functions as the subject of a sentence or a clause, and as the object of a verb or a preposition. Example:

The era of the typewriter has past. (subject of the sentence)

This house is from the Elizabethan era. (object of the preposition 'from')