﻿t iv ] 



PLATES. 



Earthquake Observations — Plates 1-G, fullmmng jj. 96. 



Plate 1. — Velocity Diagrams. 



„ 2. — -Chart of Earthquake Origins. 

 ,, 3. — Isoseists of Earthquakes. 

 Plates 4-6. — Reproductions of Earthquake Records. 



Aurora Observations — Plates 7-14. 



Plate 7. — Charting Diagram, facing p. 99. 

 Plates 8-14. — Coloured Plates of Auroras, folloiuiiu/ p. 126. 



Magnetic Observations — Plates 15-19, following p. 156. 



Plate 15. — Views of Winter Quarters and Magnetic Houses. 

 „ 16. — Panoramic Views of Winter Harbour. 

 ,, 17. — Magnetic Declination Chart. 

 ,, 18. — Chart of South Magnetic Pole. 

 „ 19. — Inclination Chart. 



"Scotia" Magnetic Observations — Plates 20, 2\, follmvimg p. 192. 



Plate 20. — View of Observatory, Scotia Bay, Laurie Island. 



,, 21. — Manner of taking Preliminary Observations, and Plan of Observatory Hut. 



MAPS. 



Map of Ross Island, McMurdo Sound, Sic, facing p. 129. 

 Map of Laurie Island, at end of volume. 



