Skip to main content
Old Spanish Trail Association Records - St. Mary's University
Search
Home
Browse Collection
Old Spanish Trail Exhibit
Visions of a Transcontinental Southern Highway: The Old Spanish Trail
The Naming of the Trail
Why was the Old Spanish Trail Built?
The Culture of the Trail: Automobiles, Tourist Camps, and Scenic Routes
The Birth of Heritage Tourism
Who Built the Old Spanish Trail?
The Role of Women in the Making of the OST
The Fate of the Trail
Learn More about the OST
Student Projects on the OST
The Old Spanish Trail Auto Highway in 1929
Spanish Heritage Tourism on the OST
About this Collection
About the Digitization Process
SC17_01_06_023.pdf
Media
Part of
Paving Calculations August 1927
Title
SC17_01_06_023.pdf