Commons:National Archives and Records Administration/Categorize/US National Archives series: Public Health Service Historical Photograph File, compiled 1880 - 1943, documenting the period 1875 - 1954

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Category:US National Archives series: Public Health Service Historical Photograph File, compiled 1880 - 1943, documenting the period 1875 - 1954
No. File Categorized?
1 Testing antipneumoccus serum for potency. The Public Health Service keeps a close check on the commercial production... - NARA - 522916.tif ✓ Done