108 Editorial Note. 
making this tesseral feature the direct origin of the angle 105°, as 
done by Prof. Hinrichs. Calculating from the angle 90°, we obtain 
the angle 104° 29’, which he introduces into his statement of the 
fact. 
is more than he is now willing to say of me; and but for the return 
of his paper, the “Atom Mechanics” would have been written, I 
‘ : = ‘ 
work, save that required to direct my labors. When Mr. Hinrichs’s 
manuscript came to the Journal of Science, it was, consequently, 
placed in my hands for examination. I read it carefully and re- 
turned it to Prof. Dana, stating that in my opinion, the views it 
contained were purely speculative; that the assumptions made in 
it were not proved, and were not in accordance with facts. 
not read Mr. H.’s manuscript personally, and knew nothing of its 
contents except what I had told him. “As therefore I had assured 
him that these views were not contained in Mr. H.’s paper, even 
after a re-examination of it, Prof, Dana could not do otherwise 
than publish them as original. : : 
A month after the “ Atom Mechanics ” reached the college li- 
brary, when for the first time I saw this memoir, I found that the 
