Introduction, 525. — I. Occupational data and economic position: 1910, 1940, 1950, 526. — II. Income data for men, 1949 and 1959, 528. — III. Income data for women, 1949 and 1959, 532. — IV. The ratio of female income to male income, 533. — V. Why the relative decline for Negro men? 535. — VI. Education, 536. —VII. Age, 539. —VIII. Negroes in the labor force, 539. —IX. Negro-white unemployment ratios, 540. — X. Part-time employment, 543.— XI. Negro-white occupational distribution, 545. — XII. Trends in the sixties, 547. —XIII. Conclusion, 548.