nople. 
CONSTANTINOPLE. 49 
worn through, transmits a feeble light, from chap. 
the exterior, to a spectator in the gallery. By v , > 
going to the outside, and placing a hat over the 
place, the light immediately disappears. 
The other mosques of Constantinople have other 
been built after the plan of St. Sophia; and conuanu- 
particularly that of Sultan Solyman, which is a 
superb edifice, and may be said to offer a mini- 
ature representation of the model whence it 
was derived. It contains twenty-four columns 
of granite and of Cipolino marble, together with 
«ome very large circular slabs of porphyry. 
Four granite columns within the building are 
near five feet in diameter, and from thirty-five 
to forty in height. There are also two superb 
pillars of porphyry at the entrance of the court. 
The Mosque of Saltan Bajazet is rich in antient 
columns of granite, porphyry, verde antico, and 
marble: two of them, within the mosque, are 
thirty feet high, and five feet in diameter. In 
the mosque called Osmania, are pillars of Egyp- 
tian granite, twenty-two feet high, and three 
feet in diameter ; and near it is the celebrated 
soros of red poi-phyry, called the To?nb of Con- 
stantine, nine feet long, seven feet wide, and five 
feet thick, of one entire mass. This mosque is 
also famous for its painted glass, and is paved 
with marble. In the Mosque of Sultan Achmed 
