December 1947 issue of the Utah Economic Business Review publishes an entire issue dedicated to the Great Depression years (1929-1936); notes that 1932 was the worst year for employment in Utah.
"Measures of Economic Changes in Utah, 1847–1947," Utah Economics and Business Review 7, no. 1 (December 1947): 1-105
. . .
Estimated labor Force and Employment in Utah, 1930-1947
Year (a)
1932
Labor force
171,500
Employed (Except on public emergency work)
110,000
Total
61,500
On public emerency work
..........
Unemployed:
61,500
. . .