Xu. >: 



Declination, Inclination. 



791 



60 096. 1 : 3. 



63097. 1:4. 



60 098. 1 : 5. 



60100. 1:5. 



tt 



60 101. 1 : 5. 



60 102. 1 : 4. 



60 103. 2 : 5. 



60.098. Dip Circle, can also be used as galvanoscope, Figure, with carefully balanced s. d. 

 magnetic needle, column turning in base divided circle, movable on hinge 2.8.0 



60.099. Dip Circle, Figure 60,064, p. 787, can also be used for the fundamental magnetic 

 experiments (see under No. 60,064) 5. 10. 



60.100. Dip Circle, Figure, with horizontal and vertical circle, on tripod with levelling 

 screws, the needle works in agate bearings. The vertical circle is movable, being 110 mm 



in diameter ' 3. 10. 



60.101. - - idem, larger, F i g u r e, vertical circle 150 mm, horizontal circle 100 mm 

 diameter, with round spirit level 7. 10. 



60.102. Dip Circle, large type, Figure (M. P. 9 th edn., Ill, Fig. 35; Gan.-Man., Fig. 611; 

 Gan.-Eein. Fig. 703), with detachable needle working in carnelian bearings, vertical 



circle 190 mm diameter. The instrument gives accurate data [12. 10. 



60.103. Dip Circle, Figure, with vernier reading for the circle and with micrometer adjust- 

 ment of the vertical circle; diameter of upper circle: 180 mm 11. 0. 



Cl. .i7:>:!, 2037, 2038, 5750, 

 2040, 2041, 2042. 



