PRACTICAL TREATISE 



OK THE 



CONSTRUCTION, HEATING, AND VENTILATION 



OF 



HOT-HOUSES; 



IXCLUDINO 



CONSERVATORIES, GREEN-HOUSES, GRAPERIES, 



ASD OTHER KInDS 01* 



HORTICULTURAL STRUCT URES. 



WITH PRACTICAL DIRECTIONS FOR THEIR MANAGEMENT, m 

 REGARD TO LIGHT, HEAT, AND AIR, 



ILLUSTRATED WITH NUMEROUS ENGRAVINGS. 



BY ROBERT B. LEUCHARS, 



OABDXN ARCHITSCTi 



NEW YORK: 



C. M. SAXTON, BARKER & CO, 25 PARK ROW. 



SAN FRANCISCO; H. H. BANCROFT & CO. 



1860. 



