” roof principal, 289 Vaporizing woods, 276 Vapour of creosote process, 145 Venice, built on piles, 23 Vernet’s fire-proof method, 167 Vessels in coal trade last long, 117 ” in lime ” 116 ” in salt ” 114 Vinegar--_see_ Garlic Vitriol, blue--_see_ Sulphate of Copper ” green--_see_ Sulphate of Iron Vitruvius on seasoning wood, 75 Vulliamy (G.), on charring posts, 96 Wade’s suggestions for preserving wood, 119, 122 Wainscot, Crown Riga, 90 ” dry rot in, 35, 125 ” how to cut oak for, 70 ” unseasoned oak for, 289 Wallis’ experiments with beetles, 276 Walnut juice for worms, 263 Warburton’s (H.) opinion of American oak, 40 Warping of boards, 66, 67 Water in wood, 39, 67, 180 ” in church, 29 ” glass to preserve piles, 226 Watson’s (Dr.) experiments with wood, 67 Westwood’s (Prof.) report on wood beetles, 262 Wet rot, how caused, 14, 28 Wimpole, carvings at, 273 Wood bond decays, 175, 176 ” progress of decay in, 19 ” (Rev. J.), on worms and ants, 211, 265 Woods best when not painted, 189 ” experiments with, 46, 58, 67 ” french polished, 192 ” white, improved by water seasoning, 72 ” which resist beetles, 273 ” ” sea-worms, 223 ” ” white ants, 249 Woodcutters, 55 ” tricks of Indian, 11 ” tricks, of, in Ceylon, 114 Woody fibre, formation of, 2, 7 Worms, sea, 203 ” how to prevent in wood, 285 Wren (Sir C.), 23, 98, 221, 271 Zinc, chloride of--_see_ Burnett’s Process ” sulphate of, 122 ” white oxide of, 226 ” and other substances, 165 PRINTED BY WILLIAM CLOWES AND SONS, STAMFORD STREET AND CHARING CROSS. BOOKS RELATING TO APPLIED SCIENCE, PUBLISHED BY E. & F. N. SPON, LONDON: 16, CHARING CROSS. NEW YORK: 446, BROOME STREET. * * * * * _A Pocket-Book for Chemists, Chemical Manufacturers, Metallurgists, Dyers, Distillers, Brewers, Sugar Refiners, Photographers, Students, etc., etc._ By THOMAS BAYLEY, Assoc. R.C. Sc. Ireland, Analytical and Consulting Chemist, Demonstrator of Practical Chemistry, Analysis, and Assaying, in the Mining School, Bristol. Royal 32mo, roan, gilt edges, 5_s._ SYNOPSIS OF CONTENTS: