DescriptionEB1911 - Volume 18.djvu English: Volume 18 (Medal — Mumps) of the 1911 Encyclopædia Britannica Date 1911 Source Internet Archive: https://archive...
Volume 18 18.jpg English: Plate II, between pages 2 and 3 of Volume 18, Encyclopædia Britannica, 1911 Date 15 April 2013, 19:33:38 Source File:EB1911...
Volume 18 17.jpg English: Plate I, between pages 2 and 3 of Volume 18, Encyclopædia Britannica, 1911 Date 15 April 2013, 19:33:19 Source File:EB1911 -...
DescriptionEB1911 - Micrometer - Fig 26.png English: Fig. 26. Date 1911 Source https://en.wikisource.org/wiki/Page:EB1911_-_Volume_18.djvu/412 Author...
DescriptionEB1911 - Micrometer - Fig 24.png English: Fig. 24. Date 1911 Source https://en.wikisource.org/wiki/Page:EB1911_-_Volume_18.djvu/412 Author...
DescriptionEB1911 - Micrometer - Fig 20.png English: Fig. 20. Date 1911 Source https://en.wikisource.org/wiki/Page:EB1911_-_Volume_18.djvu/410 Author...
DescriptionEB1911 - Micrometer - Fig 22.png English: Fig. 22. Date 1911 Source https://en.wikisource.org/wiki/Page:EB1911_-_Volume_18.djvu/411 Author...
DescriptionEB1911 - Mensuration - Fig. 10.png English: Mensuration Date 1911 Source https://en.wikisource.org/wiki/Page:EB1911_-_Volume_18.djvu/162 Author...