The Art of Paper-Making A Practical Handbook of the Manufacture of Paper from Rags, Esparto, Straw, and Other Fibrous Materials, Including the Manufacture of Pulp from Wood Fibre

CHAPTER XX.

Chapter 20132 wordsPublic domain

_USEFUL NOTES AND TABLES._

Preparation of Lakes--Brazil-wood Lake--Cochineal Lake--Lac Lake--Madder Lake--Orange Lake--Yellow Lake--Artificial Ultramarine--Twaddell's Hydrometer--Imitation Manilla from Wood-pulp--Testing Ultramarines--Strength of Paper 235

TABLES.--Dalton's Table showing the Proportion of Dry Soda in Leys of different Densities--Table of Strength of Caustic Soda Solutions at 59° F. = 150° C. (Tünnerman)--Table showing the Specific Gravity corresponding with the Degrees of Baumé's Hydrometer--Table of Boiling Points of Alkaline Leys--Table showing the Quantity of Caustic Soda in Leys of different Densities--Table showing the Quantity of Bleaching Liquid at 6° Twaddell (specific gravity 1·030) required to be added to Weaker Liquor to raise it to the given Strengths--Comparative French and English Thermometer Scales--Weights and Measures of the Metrical System--Table of French Weights and Measures 241

LIST OF WORKS RELATING TO PAPER MANUFACTURE 246

THE ART OF PAPER-MAKING.