Box marked "Col. O'Brien's", containing graphs re typhoid and para-typhoid, uncaptioned X-rays and colour transparencies (of a physiotherapy department?)

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Box marked "Col. O'Brien's", containing graphs re typhoid and para-typhoid, uncaptioned X-rays and colour transparencies (of a physiotherapy department?). Attribution-NonCommercial 4.0 International (CC BY-NC 4.0). Source: Wellcome Collection.