1 8 John Grant, Bookseller, 



Johnston's (W. & A. K.) Instructive Series : 



Scientific Industries Explained, showing how some of the 

 important Articles of Commerce are made, by Alexander Watt, 

 F.R.S.S.A. , First Series, containing Articles on Aniline Colours, 

 Pigments, Soap- making, Candle-making, Paper-making, Gun- 

 powder, Glass, Alcohol, Beer, Acids, Alkalies, Phosphorus, 

 Bleaching Powder, Inks, Vinegar-making, Acetic Acid, Fireworks, 

 Coloured Fires, Gun-cotton, Distillation, &c. &c., crown 8vo, cloth 

 (pub 2s 6d), is. 



" Mr Watt discourses of aniline pigments and dyes ; of candles and paper ; of 

 gunpowder and glass ; of inks and vinegar ; of fireworks and gun-cotton ; . . . 

 excursions over the whole field of applied science ; . . one of the best is that 

 on 'gilding watch-movements.' A systematic arrangement of the subjects ha< 

 been purposely avoided, in order that the work may be regarded as a means of 

 intellectual recreation." Academy. 



Scientific Industries Explained, Second Series, containing 

 Articles on Electric Light, Gases, Cheese, Preservation of Food, 

 Borax, Scientific Agriculture, Oils, Isinglass, Tanning, Nickel- 

 plating, Cements and Glues, Tartaric Acid, Stained Glass, Arti- 

 ficial Manures, Vulcanised India-rubber, Ozone, Galvanic Batteries, 

 Magnesia, The Telephone, Electrotyping, &c. &c., with illustra- 

 tions, crown 8vo, cloth (pub 2s 6d), is. 



Mechanical Industries Explained, showing how many 

 useful Arts are practised, with illustrations, by Alexander Watt, 

 containing articles on Carving Irish Bog-oak, Etching, Galvanised 

 Iron, Cutlery, Goldbeating, Bookbinding, Lithography, Jewellery, 

 Crayons, Balloons, Needles, Lapidary, Ironfounding, Pottery and 

 Porcelain, Typefounding, Bread-making, Bronze-casting, Tile- 

 making, Ormolu, Papier-mache, &c. &c., crown 8vo, cloth (pub 

 2s 6d), is. 



"It would form a useful present for any boy with mechanical tastes." 

 Engineer. 



Science in a Nut-Shell, in which rational Amusement is 

 blended with Instruction, with numerous illustrations, by Alex- 

 ander Watt, crown 8vo, illustrated boards (pub is), 6d. 

 CONTENTS : Absorption of Carbonic Acid by Plants. The Air- Pump. 

 Amalgams. To Produce Artificial Ices. Attraction : Capillary Attraction. 

 Carbon. Carmine. How to Make Charcoal. To Prepare Chlorine. Contrac- 

 tion of Water Crystallisation. Distillation. Effect of Carbonic Acid on Animal 

 Life. Electricity. Evaporation, Expansion by Heat, &c. Heat. Hydrogen 

 Gas. Light. lo Prepare Oxygen. Photographic Printing. How to Make a 

 Fountain. Refractive Power of Liquids. Refrigeration. Repulsion. Solar 

 Spectrum. Specific Gravity Explained. Structure of Crystals Sympathetic 

 Ink, &c. &-c. 



Sent Carriage Free to any part of the United Kingdom on 

 receipt of Postal Order for the amount. 



JOHN GRANT, 25 & 34 George IY. Bridge, Edinburgh. 



