Question

What items were taxed under the stamp act

Answer 1

As the names implies, they stamped taxes on printed good, like newspapers. 

Answer 2

The Stamp Act was passed by the British Parliament on March 22, 1765. The new tax was imposed on all American colonists and required them to pay a tax on every piece of printed paper they used. Ship's papers, legal documents, licenses, newspapers, other publications, and even playing cards were taxed.