EXETER IMPROVED SYSTEM- 



Qreenhouse H eating 



BY STEAM, BY HOI WATER, BY COMBINATION STEAM AND WATER. 



We solicit correspondence from parties contemplating building new or changing their apparatus, and will, upon 

 application, mail them our Elustrated Catalogue. You cannot afford to heat by the old hot water system. 



50 FEDERAL ST., BOSTON, MASS. 



tfl2 



WORKS-EXETER, N. H. 



PRACTICAL AND SCIENTIFIC BOOKS. 



Amateur's Handbook for Workshop and Laboratory, neatly bound S .IS 



Book for Beginners with the Microscope, Phin, boards, fully Illustrated 30 



Celestial Objects for Common Telescopes, Webb, fully Illustrated, cloth 8.00 



Cements and Glue, Phin, stiff covers 25 



Chemical History of the Six Days of Creation, Phin, I2mo, cloth 76 



Common Objects f-r the Micr(,.scope, Wood, 400 Illustrations, 12 colored plates 50 



Diatoms. A. Mead Kd v ;irds, 12mo, cloth .75 



Diatomb, F. T. Kuiziiif;, 12mo, cloth .60 



Five Hundred and Bevcn Mechanical Movements, Brown, Eleventh Edition l.OO 



How to See with the Microscope, Smith, handsomely Illustrated , S.OO 



How to Use the Microscope, Phin, 86 Engravings, tinted paper, 12mo l.OO 



Lectures in a Workshop, Pemberton, 12mo, cloth 1.00 



Lightning Rods, Construction and Erection, Phin, fully Illustrated, 12mo, cloth 60 



Mechanical Draughting, Pemberton, Illustrated, cloth 1<00 



Microscope and Its Revelations, Carpenter, pp. 882, cloth, 26 plates, 500 Engravings 5.60 



Microscopical Examination of Drinking Water, McDonald, 8vo, cloth, 24 plates 2.75 



One Thousand Objects for the Microscope, Cooke, 12 plates, 500 figures, 12mo, boards 50 



Ponds and Ditches, M. C. Cooke, 12mo, cloth 75 



Section Cutting : To Prepare and Mount Sections for Microscope, Marsh, 12mo, cloth 75 



Shooting on the Wing, by an Old Gamekeeper, 12mo, cloth 75 



Steel Square and Its Uses, Hodgson, cloth .76 



What To Do and How To Do It, in Case of Accident, 12nio, cloth : .60 



Wood Engraving, Instruction in the Art, Fuller, fully DI usirated ;80 



MaUed, post free, on receipt of price. CHAS. H. MAROT, 814 Chestnut St., Philadelphia. 



QREE MHOITSES HEATE Q 



BY LOW PRESSURE STEAM. 



mhl2 SATISFACTORY PERFORMANCE OF APPARATUS GUARANTEED. ADDRESS, 



E. H. BOCHMAN, - - - - Box 373, Pittsburgh, Pa. 



KTS^ENA NURSERIEC 



■ ^ TREES AND SHRUBS-OLD, NEW, RARE AND HARDY. ^^ 



PARSONS A SONS CO., Limited, 



Descriptive Catalogue Free. u IFILiTJSIECinsrO-, L. I. 



