Page
Italian Book-keeping 1
Odometer 5
Machine for noting down Music 12
Refining Gold and Silver Ore by Quicksilver 14
Cold or Dry Gilding 19
Gold Varnish 20
Tulips 22
Canary Bird 32
Archil 35
Magnetic Cures 43
Secret Poison 47
Wooden Bellows 63
Coaches 68
Water-clocks, Clepsydras 82
Tourmaline 86
Speaking-trumpet 93
Ananas.--Pine-apple 102
Sympathetic Ink 106
Diving-bell 111
Coloured Glass.--Artificial Gems 123
Sealing-wax 137
Corn-mills 147
Verdigris, or Spanish Green 171
Saffron 175
Alum 180
Falconry 198
Turf 205
Artichoke 212
Saw-mills 222
Stamped Paper 230
Insurance 234
Adulteration of Wine 245
Artificial Pearls 258
Paving of Streets 269
Collections of Natural Curiosities 282
Chimneys 295
Hungary Water 315
Cork 318
Apothecaries 326
Clocks and Watches 340
Clocks and Watches (additional) 355
Quarantine 373
Paper-hangings 379
Kermes. Cochineal 385
Writing-pens 405
Wire-drawing 414
Buck-wheat 425
Saddles 431
Stirrups 435
Horse-shoes 442
Floating of Wood 454
Lace 463
Ultramarine 467
Cobalt, Zaffer, Smalt 478
Turkeys 487
Butter 499
Aurum Fulminans 509
Garden-flowers 512