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ContributorsEakin, J. R. (Author)
Created1924-03-05
DescriptionTravel statistics on visitors by rail and automobile between 1922-1924.
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ContributorsEakin, J. R. (Author) / United States National Park Service (Publisher)
Created1924-03-05
Description

Press release comparing visitor attendance to the park by year. A 26 percent increase from 1923 to 1924 is noted.

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ContributorsEakin, J. R. (Author)
Created1924-10-24
Description

Travel statistics for Grand Canyon National Park.

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ContributorsMatthes, F. (Author) / Evans, R. T. (Author) / The Military engineer (Publisher)
Created1926-05
DescriptionGeological Survey of the Grand Canyon in published journal. Vol. XVIII, No. 99.
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Created2008-12
Description

This is the fourth study conducted by The University of Arizona since the late 1970s which assesses direct spending by Mexican visitors and estimates their total economic impact on Arizona.