Professional printer and teacher James Pagels demonstrates the 1858 Washington press used to print Arizona's first newspaper and answers questions about early printing methods from 11 a.m. to 3 p.m., Saturday, July 13, and Sunday, July 21; $5, $2 ages 7 through 13, free younger than 7, includes admission to tour the park. Visit tubacpresidiopark.com for more information.