This volume comprises the third series of population bulletins for the States and is presented in five parts.

Pt. 1. United States summary

Pt. 2. Alabama – Indiana

Pt. 3. Iowa – Montana

Pt. 4. Nebraska – Oregon

Pt. 5. Pennsylvania – Wyoming

Part 1, the United States summary, contains 96 tables arranged under the following subject headings: employment status and class of worker, occupation, wage or salary income in 1939, industry, hours worked during week of March 24-30, 1940, months worked in 1939, and duration of unemployment. An appendix reproduces the schedule for enumeration of population and includes instructions to enumerators.

The State sections in parts 2 through 5 contain a lesser number of tables arranged under the same headings as given in the United States summary. The tables include numerous cross-tabulations and classifications according to such variables as age, color, sex, marital status, etc. These data are given for the State as a whole and for selected groups of cities, e.g., 100,000 inhabitants or more and 250,000 inhabitants or more. No county tabulations are given.