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Description of a Design for the 



n n a a, The niiiin entrances from the surrounding terrace. 

 b b b b, Corresponding entrances from the interior area. 

 c c c c, &c., Beds for large specimens to grow in the free soil. 

 d d d, &c., Shelves for plants in pots. 

 e e e e, The exterior |)it, in four divisions. 

 fj'ff, Tiie interior pit, in four divisions. 



g, Central tower, in vvhicli is containe<l the steam or hot-water apparatus 

 in the cellar story, a potting-shcd on tlic ground floor, ami in the upper 



