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THE POPULAR SCIENCE MONTHLY 



Fig. 4. Alignment of Kermario. 



phlet which states that it was struck by lightning, overthrown and 

 broken in the sixteenth century. There is apparently little doubt that 

 once this immense stone stood vertically, but the engineering problem 

 ■of its erection is not easily solved. One can hardly believe, with Le 

 Eouzic, that the lever and inclined plane were sufficient; yet what 

 other mechanical aids could have been available? 



Fig. 5. Menhir Gboach oe grand menhir, Locmariaquer. 



