226 Description of a Greenhouse. 



seen them. It will be gratifying to me, should the plan be 

 thought deserving the notice of the Society also. 

 I remain, Sir, 



very respectfully, 



your obedient humble servant, 



Alexander Stewart. 



Reference to the annexed Plate. 



Fig. 1. Shews the inside of the House and the back of the 

 large stages with the trellis work forming an arched 

 roof behind each. The whole of the trellis is cover- 

 ed with creepers planted between the stages, and 

 extending up the rafters. 



Fig. 2 and 3. Are sections of the stages ; the larger one has a 

 hanging shelf on a level with the bottom of the 

 rail marked, a, a. 



Fig. 4. Ground plan ; shewing the whole of the stages and 

 the spaces left for going between them, also the 

 borders at the back and front of the house marked, 

 b, b. 



Fig. 5. The outside section at the west end, with the entrance. 



Fig. 6. Inside section at the east end, shewing a niche with 

 trellis work on each side, and a section of the stages 

 as they intersect each other, marked, c, c. Three 

 flues occupy the space behind the large stages, 

 maked, d, d, d. The house is heated by two fur- 

 naces ; the flue from one runs along the front of the 

 house below the pavement and returns along the 



