Health surveys – United States
| Title | Creator | Dates |
|---|---|---|
| Jack Elinson papers | Jack Elinson, 1917-2017 | 1917-2005 |
| Haven Emerson papers | Haven Emerson, 1874-1957 | 1905-1965 (bulk 1931-1934) |
| Title | Creator | Dates |
|---|---|---|
| Jack Elinson papers | Jack Elinson, 1917-2017 | 1917-2005 |
| Haven Emerson papers | Haven Emerson, 1874-1957 | 1905-1965 (bulk 1931-1934) |