Die Grippe-Epidemie im deutschen Heere, 1889/90 / bearbeitet von der Medizinal-Abtheilung des Koniglich Preussischen Kriegsministeriums.
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Die Grippe-Epidemie im deutschen Heere, 1889/90 / bearbeitet von der Medizinal-Abtheilung des Koniglich Preussischen Kriegsministeriums. Credit: This material has been provided by the Royal College of Physicians of Edinburgh. The original may be consulted at the Royal College of Physicians of Edinburgh.. Public Domain Mark