ADVERTISEMENTS. 



By Royal Letters Patent. 

 WEEKS'S PATENT 



DUPLEX COMPENSATING UPRIGHT TUBULAR BOILER 



For Heating Conservatories, Vineries, Greenhouses, Churches, Chapels, 



Schools, Billiard Rooms, Warehouses, &c. 

 Offers advantages totally unheard of, and unapproached by any of its contemporaries. 



THE ONLY INDESTRUCTIBLE BOILER. 



T0 



M ' DE " EBS ' 



Conservatories, Orchid Houses, and all garden struc- 

 tures of BEST WORKMANSHIP AND MATERIALS 

 ONLY. 



For full particulars and Lithographs of Boilers, also 15th ENLARGED 

 EDITION of Illustrated Catalogue and particulars of their new Hydro- 

 Caloric Warming and Ventilating Apparatus, post free, apply to 



J. inrcsKs & co., 



Horticultural Builders and Hot-Water Apparatus Manufacturers, 



KING'S ROAD, CHELSEA, S.W. 



