Woods, pulp yield of, [77]
Wool fibre, character, [31]
Wove paper, [156]
Wrapping paper, [104]
Yankee machine, [164]
Yaryan evaporator, [232]
Young and Pettigrew’s acid process, [69]
Yucca gloriosa fibre, [44], [46]
Zinc chloride and cellulose, [13]
LONDON: PRINTED BY WM. CLOWES AND SONS, LIMITED, STAMFORD STREET AND CHARING CROSS.