Letter of introduction for Dwight B. Heard on the arrival of National Park Service Director Stephen T. Mather to Phoenix. Mather's visit includes trips to Roosevelt Dam and Tumacácori.

Letter from Dwight B. Heard, president and publisher of The Arizona Republican, to Carl T. Hayden about a visit by Stephen Mather.

A comprehensive Bicycle Transportation Master Plan developed by the City of Phoenix, Arizona, to make bicycling safer, more convenient, and more comfortable, so that a greater number of people have the opportunity to ride a bike for transportation or recreation.