476 
Tabriz Marble. Production of, 413 
Taylor on smelting tin ores, 417 
Tea. Analysis of, 146 
Temperature of Roonis. Murray on, 51 
Thunder. Guard against, 468 
Tin Ores. On smelting, 417 
Tobacco. Green colour from, 145 
Toft’s Hydrostatic Blowpipe. On, 168, 
251 
Transit instrument. On fixing, 231 
Triangle, Equilateral. Utting on, 102 
Trigonometrical Survey, 68, 130 
Trigonometrical operations in Yorkshire, 
130, 190 
Vaccination. 'Thompson’s theory of, 
150 
._ Vaccine Establishment. Report from, 
124 
Vegetable poisons, Remedy for, 305 
Vegetable Physiology. Mrs. Ibbetson on,3 
Vauguelin, on combination of acetic 
acid and alcohol, 451 
IN D EX. 
Vesta, Ephemeris of, 29 
Vesuvius. Eruption of, $10 
Vines, Improved method of plant- 
ing, 122 
Volcanvs, $10, 313, 428 
Voreton’s preparation of Quinine, 147 
Upington on short hand, 21 
Utting on the circle, sphere, square, 
and A, 102 
Ward on the moon, 290 
Water Cements. On, 461 
Weather. Prognostics of, 277, 386 
Willich’s green colour, 145 
Winter of 1821-2. On, 153, 212 
Wood. Flower-buds pass through, 3; 
on growth of, 59 
Woollgat on the Pantograph, 401 
Worm-proof Timber, 309 
Wright on a dangerous rock at Ceylon, 
121; on barometer at Ceylon, 386 
Yorkshire. Geology of, 293 
Young and Bird’s Geology, 293 
END OF THE FIFTY-NINTH VOLUME. 
, 
Printed by R, and A. Taylor, Shoe Lanes 
