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action of concentrated hydrochloric acid on different cellulose. Jour. 

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studies on the lignin and cellulose of wood. Mo. Bot. Gard. Ann. Rept. 

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determination of lignin in ligneous fibres. Paper Trade Jour. 72 (11) : 

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nitrating of woodpulp cellulose. Paper 23 (23) : 180, 182, 184-185. 1919. 

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Woodbridge, T. G., Jr. (13522) 



nitrocellulose from wood pulp. Paper 26 (7) : 136, 140, 142, 146. 1920. 



Zhereboff, L. P. (13523) 



the composition of lignin. Paper Trade Jour. 81 (27) : 47-58, illus. 1925. 



Rayon 

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the rayon industry. Ed. 2. 893 pp., illus. New York. 1929 1 . 



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woodpulp yarn : its manufacture and uses. Paper 8 (4) I 17-18. 1912. 



