Fire-places and Kitchen Utensils. 



475 



the front edge of the door-way serves as a catch or 

 hook, into which the latch of the door falls when the 

 door is closed. 



These three holes in the side flanges of the door- 

 way are distinctly represented in the following figure, 

 which is an elevation or front view of this door-way, 

 without its doors: 



Fig. 93- 



It appears by this figure, but still more distinctly by 

 the last (Fig. 92), that the flange or front of this door-way 

 is not quite flat. It is raised at its inward edge, which 

 projects forward about | of an inch. This projecting 

 rim, which is cast as thin as possible, is ground upon 

 a flat sand-stone and made quite level, in order that the 

 outside door, which is flat, by shutting against the front 

 of this projecting edge may close the opening into the 

 fire-place with the greatest possible accuracy. 



It will likewise be remarked, on examining this figure 

 (Fig. 93) with attention, that the opening which is closed 

 by the inside door is not precisely in the middle of the 

 vertical flat surface against which that door shuts, being 

 situated a little above the middle of it. This particular 



