1838.] Memorandum regarding Syrian or Cylinder Eopfs, 385 



CyLiNDERS— 5 inches diameter larger end~52 were found to go over, 

 and owing to two brick and ehunam binders at the ends— 

 45 were required for the length. 

 2340 required for the roof at 6 Rs. per 1000 about Rs. 14 0 0 

 Chunam , „ 12 0 0 



Fi^tTiles.— 5000 at 1 Rupee per 1000 5 0 0 



Workmanship for this and chunam 10 0 0 



Workmanship for laying cylinders, erecting, 



centreing, and- removing do 20 10 0 



Total Rupees.... 61 10 0 



Sundries not included. 



Spans of 9 feet, 16, 18, and 20 were tried, the result of the whole ap- 

 pears to be that in large spans 4i cylinders per square feet superficial, 

 seems to be a fair allowance ; and 51- cylinders in moderate 

 spans of 10 and 15 feet, there being less of the aich composed of brick 

 and chunam. 



Chunam about 12 candies to 1000 chatties, a fair allowance, fine chu- 

 nam and ornament not included. 

 Flat Tiles, twice as many as the cylinders used (for two coats). 

 Average Cost of the roofs in the rough, without ornament, about 6 

 superficial square feet of roofing for 1 rupee. 

 The arch may be very highly ornamented inside, by allowing the 

 brick and chunam binders to project from the cylinders about 2 inches. 

 These parts embellished as Grecian soffits with stars, flowers, wreaths, 

 &c. and a device at the key stone for chandeliers, while the retired 

 cylinder portions are formed into tablets, give the whole a pleasing 

 and cool appearance ; or ceiling cloths may be adopted at the cornice 

 to avoid such expense. Windows can be placed above in the arched 

 end walls of various rooms, or small circular perforations may be safe- 

 ly left at intervals along the length through the haunches above the 

 drains ; some openings above whether windows or otherwise are desira- 

 ble certainly, as well for the coolness as to destroy the echo which 

 slightly exists in all arched rooms not much furnished. The walls 

 which supported the large 21 feet arches were partly brick and mud, 

 but mostly formed wiih chunam. They were about 13 feet high, with 



