|
L 2.3:617
|
Safety codes for the prevention of dust explosions : supplement to bulletin no. 562 |
1 |
|
L 2.3:618
|
Handbook of American trade-unions |
1 |
|
L 2.3:620
|
Wages, hours, and working conditions in the folding-paper-box industry : 1933, 1934, and 1935 |
1 |
|
L 2.3:622
|
Wage executions for debt |
1 |
|
L 2.3:623
|
Wages, hours, and working conditions in the bread-baking industry, 1934 |
1 |
|
L 2.3:625
|
Occupational-disease legislation in the United States, 1936 |
1 |
|
L 2.3:627
|
Entrance rates and full-time hours of common laborers employed by cities : September 1935 |
1 |
|
L 2.3:628
|
Changes in retail prices of gas, 1923-36 |
1 |
|
L 2.3:630
|
Laws relating to employment agencies in the United States as of July 1, 1937 |
1 |
|
L 2.3:633
|
Wages, hours and working conditions in the set-up paper-box industry 1933, 1934, and 1935 |
1 |
|
L 2.3:634
|
Characteristics of company unions, 1935 |
1 |
|
L 2.3:636
|
Money disbursements of wage earners and clerical workers in eight cities in the East North Central region, 1934-36 |
1 |
|
L 2.3:637/V.1-2
|
Money disbursements of wage earners and clerical workers in the North Atlantic region, 1934-36 |
1 |
|
L 2.3:638
|
Money disbursements of wage earners and clerical workers, 1934-36. Summary volume |
1 |
|
L 2.3:639
|
Money disbursements of wage earners and clerical workers in five cities in the Pacific region, 1934-36 |
1 |
|
L 2.3:640
|
Money disbursements of employed wage earners and clerical workers in twelve cities of the South, 1934-36 |
1 |
|
L 2.3:641
|
Money disbursements of wage earners and clerical workers in five cities in the West North Central-Mountain region, 1934-36 |
1 |
|
L 2.3:642/V.1-2
|
Family income and expenditure in Chicago, 1935-36 |
1 |
|
L 2.3:643/V.1-2
|
Family income and expenditure in New York City, 1935-36 |
1 |
|
L 2.3:644/V.1-2
|
Family income and expenditure in nine cities of the East Central region, 1935-36 |
1 |