Table 7.1Marginal Federal Income Tax Rates on Taxable Income, for Selected Years Income class Year$1,000$5,000$15,000$50,000$100,000$1,000, —0.4%0.8%1.5%2.5%6.0% 1919—4.8%11.9%22.3%35.2%70.3% 1929—0.3%1.9%8.5%14.9%23.1% 1934—2.8%7.6%17.4%30.2%57.1% %22.1%32.9%55.9%69.9%90.0% %19.3%30.2%53.5%67.3%87.2% %18.9%29.7%52.8%66.8%87.0% Source: “Historical Statistics, Series Y,” pp. 319–332 as cited by Albert W. Niemi in U.S. Economic History (Chicago: Rand McNally Company, 1975), p. 121.