117 
Museum Bulletin No. 25. 
Plate XXXI. 
A. Current mark on Carboniferous sandstone, Togeins section, N. S. 
(Pages 38, 43, 49.) 
B. Current mark on slab of Carboniferous sandstone, Toge;ins section, 
N.S. (Pages 38, 43, 49.) 
