Elisha Mitchell Scientific Society* 



WM. GAIN, President. 



J. E. MILLS, Vice-President. 



A. S. WHEELER, Rec. See. F. P. VENABLE, Oor. Sec. 



Editors of the Journal: 



W. C. COKER, 



J. E. LATTA, ARCHIBALD HENDERSON. 



CONTENTS. 



Proceedings of the Elisha Mitchell Scientific Society 108 



Some Problems in the Cellulose Field.— Alvin S. Wheeler 106 



Experiments on the Production of Crude Turpentine by the 



Longleaf Pine.— Chas. H. Herty 115 



A Memoir on the Twenty-Seven Lines Upon a Cubic Surface. 



— Archibald Henderson 120 



Journal of the Elisha Mitchell Scientific Society— Quarterly. Prioe 

 $2.00 per year; single numbers 50 cents. Most numbers of former vol- 

 umes can be supplied. Direct all correspondence to the Editors, at 

 University of North Carolina, Chapel Hill, N. O. 



