DescriptionEB1911 - Volume 27.djvu English: Volume 27 (Tonalite, Vesuvius) of the 1911 Encyclopædia Britannica Date 1911 Source Internet Archive: https://archive...
English Fig. 5. described at URL: https://en.wikisource.org/wiki/Index:EB1911_-_Volume_27.djvu...
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English Fig. 4. described at URL: https://en.wikisource.org/wiki/Index:EB1911_-_Volume_27.djvu...
English Fig. 1. described at URL: https://en.wikisource.org/wiki/Index:EB1911_-_Volume_27.djvu...
English Fig. 6. described at URL: https://en.wikisource.org/wiki/Index:EB1911_-_Volume_27.djvu...
English Fig. 2. described at URL: https://en.wikisource.org/wiki/Index:EB1911_-_Volume_27.djvu...
English Fig. 7. described at URL: https://en.wikisource.org/wiki/Index:EB1911_-_Volume_27.djvu...
Systolic, Mean and Diastolic Pressure. Date 1911 Source https://en.wikisource.org/wiki/Page:EB1911_-_Volume_27.djvu/966 Author Encyclopædia Britannica...