476 HORTICULTURE A P ril '. «06 



A Friend to Greenhouse Men 



* 



THE HOLLY CASTLE CIRCULATOR 



No long arguments, involved theories or bewildering figures needed 



to demonstrate its merits. 



IT WORKS 



It MAKES the Boiler Work, 



It MAKES the Water Circulate, 



<£• It is being installed in many large establishments whose 

 owners have SEEN IT WORK. * Write to W. W. Edgar, 

 Waverley, Mass., Siebrecht & Sons, New Rochelle, N. Y., 

 or Julius Roehrs Company, Rutherford, N. J. .3* The 

 Circulator is WORKING in each of these establishments. 

 £• If you have a Greenhouse you need the Holly Castle 

 Circulator..* It will pay for itself IN SAVING OF COAL. 



HOLLY CASTLE COMPANY, 49 Federal Street, Boston. 



