Phillips (1958) investigated business cycles from 1861 to 1957.
Whether the Phillips curve ever really existed or not, the data on
inflation and unemployment tells important stories about business cycles.
Pick a country:
United States United Kingdom Australia Canada Japan France Italy
Phillips, A. W. H. "The Relation between Unemployment and the
Rate of Change of Money Wage Rates in the United Kingdom, 1861-1957."
Economica NS 25, no. 2 (1958): 283-99.