| 1982 - 822 páginas
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| United States. Congress. House. Committee on Ways and Means - 1935 - 1178 páginas
...the third of the aspects of security which you outlined — that of safegards "against misfortunes which cannot be wholly eliminated in this man-made world of ours." In the brief time that has intervened, we have sought to analyze the hazards against which special measures... | |
| 1935 - 304 páginas
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| Lester Boone - 1943 - 474 páginas
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