Introduction, 393.— I. “Land ownership,” 394.— II. Tenancy and mortgage indebtedness, 396.— III. Share croppers, 398; leases to relatives, 399.—IV. Farm laborers, 402.—V. The “agricultural ladder,” 407.— VI. Analysis by decades, 411.— VII. Analysis by regions and groups, 413.—VIII. Growth 1930–35, 416.—IX. Descent of the “ladder,” 417.— X. Character of our tenancy, 421.— XI. Conclusions, 423.

Measures of size, 330. — Historical trends, 331. — Geographic differences in the size pattern, 334. — Size according to type of farming, 336. — Shifts between size groups, 339. — Proportion of total land and product in different size groups, 341. — Regional differences in concentration, 344. — Historical trends for selected counties, 348. — Hypotheses, 352. — How size of farms is determined, 355. — Variations in size with same area, 360. — Large-scale farming in the United States, 361. — The rôle of small and middle-sized farms, 366. —Summary of conclusions, 369.