ADVERTISEME NTS. 



THE POECING GARDENER'S SUMMTJM BONUM. 



OI^DVLSOnST'S 



PATENT VENTILATING HOT-WATER APPARATUS 



(Combined with his new Patent System of Ventilating Hothouses). 



This aystem has received the approval of a very large number of leading Horticulturists, and 

 been commented upon in the most favourable terms by the Horticultural Press. It insures a 

 constant supply of fresh warm air, without admitting cold currents. All drip effectually 

 carried away. Admits the maximum of light, possesses great strength, lightness of con- 

 struction, and durability. The Ventilating Hot- Water Apparatus can be applied to either 

 new or old Hothouses, &c. 



HORTICULTURAL BUILDER TO HER MAJESTY, 



And Hot- Water Apparatus Manufacturer to the Commissioners of Her Majesty* s 

 Royal Palaces and Public Buildings^ and to the Royal Horticultural Society, 



STANLEY BRIDGE, KING'S ROAD. CHELSEA, LOND ON. S.W. 



