1869. ] 



PLANT HOUSES. 



179 



It is 50 ft. long, 20 ft. wide, and 12 ft. high. ; and contains a table next the outer 

 wall on each side and end, a walk 3 ft. wide, and a centre table, which has a second 



Fig. i- 



L i 



Fig. 2. 



table 1 ft. higher running down its middle. These tables should be of slate with 

 iron supports, while the floor and path are best concreted with good Portland 



