🔖 THE DYEING OF PAPER PULP . JULIUS ERFURT I 4 MANAGER OP A PAPER MILL TKAPiSLATBJl INTO ENGLISH AND EDITED WITH ADUITlONS BY JULIUS HBNER, F.C.S. LECTURER ON PAPERMAKING AT THE hiANCHESTER MUNICIPAL TECHKICAL SCHOOL B g3racttcaI Treatise for the Use of payermakere, ayerstafners, bents anb otbers WITH ILL LiSTKA TJONS AND 157 FA TTERrVS OF PAPERS DYRD fiV THE PULP TRANSLATED FROM THE SECOND COMPLETELY REVISED EDITION LONDON SCOTT, GREENWOOD AND CO. uBis6tte of Qcnicaf go 19 LUDGATE HILL, E.C. 1901 The sole right oluansaioninto Engish reds wdfb the abovcjrm.1 AUTHORS PREFACE. THE first edition, which has been out of print for many years, has undergone a complete revision in the present volume. The author has endeavoured to make its contents as concise as possible, and suitable for practical require- ments. For this reason a number of dyed patterns with the corresponding recipes have been added, as these are of greater value than written explanation. The use of the coal tar colours most extensively employed in paper-making is exhaustively dealt with. Special attention has been paid in this work to saving in cost of production, obtaining clear backwaters, and to the behaviour of the colouring matters towards the different kinds of fibres. JULIUS ERFURT, Director of the Czenatochau Paper Mill. Junuay, 1900. TRANSLATORS PREFACE. THE great success of the first German edition of Erfurts Faben des Papierstofs, and the fact that the new edition is the only work which is specially devote...