Mr. John Spear's report to the Local Government Board upon a re-inspection of the registration sub-district of Dartford, and upon the continued prevalence in the district of diphtheria / [John Spear].
- Spear, John.
- Date:
- [1884]
Licence: Public Domain Mark
Credit: Mr. John Spear's report to the Local Government Board upon a re-inspection of the registration sub-district of Dartford, and upon the continued prevalence in the district of diphtheria / [John Spear]. Source: Wellcome Collection.
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