CONSTRUCTION OF PEACH-HOUSES. 17 



on the five'-inch recess as much with a view to 

 preserving the brickwork from the injurious effects 

 of the water passing through the hole in the bottom 

 of the pots when applied to the plants, as to pro- 

 duce an even surface on which to stand the pots 

 level ; front wall (where sashes are used to admit 

 fresh air to the interior of the house in front), one 

 and a half foot by nine inches, built on fourteen- 

 inch footings. 



In constructing a span-roofed house, of course, a 

 ridge, one and a half inch by seven inches, will 

 be necessary (this being grooved on both sides in 

 a line with the bed of the rafters to receive the top 

 square of glass); capping, one inch by five inches, 

 with the upper angles slightly rounded, and an 

 additional purline placed as recommended above 

 that is, in span-roofed houses having a width of 

 from sixteen to twenty-four feet and a length of 

 rafter from ten to fourteen feet. The width of 

 spans, like "lean-to's" and " three-quarter spans," 

 varies according to the requirements, as well as to 

 the fancies and means of garden proprietors. How- 

 ever, a suitable size may be found in a structure 

 twenty feet wide inside the walls, with front ven- 

 tilating sashes one and a half foot deep and about 

 three feet wide, so as to correspond with the width 

 of the two bays immediately above them in the 

 roof; the rafters being fourteen feet long, the lower 



