THE EXETER 



HEATING uppimiiiys, 



GREENHOUSE HEATING 

 A SPEOLAXTT. 



Our systems comprise Hot Wa- 

 ter Heating, Steam Heating, and 

 the comDinftion ot Steam and 

 Water. 



Over 1000 Boilers in Use. 



lExeierMacliineMs 



50 Federal St., Boston, and Exeter, N. H. 



We solicit correspondence from 

 any party contemplating a change 

 in their apparatus. -ti2 



^PRACTICAL AND SCIENTIT IC. BOOKS..] 



Amateur's Handbook for Workshop and Laboratory, neatly bound • '^^ 



Book for Beginners with the Microscope, Phin, boards, fully Illustrated • ■ _'Xn 



Celestial Obiects for Common Telescopes, Webb, fuUy Illustrated, cloth •*•"" 



Cements and Glue, Phin, stiff covers ' !^° 



Chemical History of the Six Days of Creation, Phin, 12mo, cloth • J° 



Common Objects for the Microscope, Wood, 4(X) Illustrations, 12 colored plates ^" 



Diatoms, A. Mead Edwards, 12mo, cloth J°' 



Diatoms, F. T. Kutzing, 12mo, cloth •o" 



Five Hundred and Seven Mechanical Movements, Brown, Eleventh Edition , oSa 



How to See with the Microscope, Smith, handsomely Illustrated ?*2a 



How to Use the Microscope, Phin, 86 Engravings, tinted paper, 12mo Vnn 



Lectures in a Workshop, Pemberton, 12ino, cloth ■ ?« 



Lightning Rods, Construction and Erection, Phin, fully Illustrated, I2mo, cloth -"O 



Mechanical Draughting, Pemberton, Illustrated, cloth ?a 



Microscope and Its Revelations, Carpenter, pp. 882, cloth, 26 plat es, 500 Engravings 6.B0 



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



One Thousand Objects for the Microscope, Cooke, 12 plates, 500 figures, 12iao, boards "" 



Ponds and Ditches, M. C. Cooke, 12mo, cloth 2» 



Section Cutting : To Prepare and Mount Sections for Microscope, Marsh, l2mo, cloth '" 



Shooting on the Wing, by an Old Gamekeeper, 12mo, cloth 76 



Steel Square and Its Uses, Hodgson, cloth ~° 



What To Do and How To Do It, in Case of Accident, 12mo, cloth ;....'. • • SO 



Wood Engraving, Instruction in the Art, Fuller, fully Dlustrated 30 



Mailed, post free, on receipt of price. Address, 



CHAS. H. MAROT, 814 Chestnut Street, Philadelphia. 



THE WILD GARDEN; 



Or,,Our Groves and Shrubberies made Beautiful by the 

 Naturalization of Hardy £xotic Plants. 



By W. ROBINSON, F. L. S. 



With Frontispiece. 236 pages, lamo, cloth. Price, $2.35. 

 Mailed postage free, on receipt of pric;. Address, 



CHAS. H. MAROT, 814 Chestnut St.. Phlla. 



MUSHROOM CULTURE. 



ITS EXTENSION AND IMPBOVEMENT, 



BY WU. ROBINSOK. 



With numerous illustrations, 172 pages, cioth. Price, 75 cents. 

 Mailed, post paid, on receipt of price> 



CHAS. H. MAROT, 814 Chestnut St., Pfaita. 



KISSENA NURSERIEQ 

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



PARSONS «£ SONS CO., Limited, 



Descriptive Catalogue Free. ftf IFIljTJSIEIZItsrG-, L. I, 



