X 



1 16 J ',:■ Falconer on the Knowledge 



^ubt it was in ufe for this purpofc 

 A. D. 320 (fj pi'e> is Laftantius, * who fpeaks /n 

 Ladantiu. „ .r efs terms of glafs being ufed as a 

 tianfparent fubftance in windows, for 

 which it appears to have been in common ufe 

 together with the lapis fpecularis. 



St, Jerome j- likewife fpeaks of 

 glafs windows formed of glafs, 

 melted and caft into thin plates, 

 being in ufe in his time. 



Paulus Silentiarus, ij: a poet and 

 hiftorian of the fixth century, who 

 wrote in verfe a defcription of the 

 church of Sanifla Sophia at Conftan- 

 tinople, fpeaks of the brightnefs of the fun's rays 

 at its rife, coming through the eaftern windows 

 of that church, which were covered with glafs. 



A. D. 422. 

 Hieronymus 

 cbiit. At. ^i 



A.D. i;34. 

 Paulus Silen 

 tiarius. 



• Manifeftius eft mentem efle quae per oguIos ea qua* fun J 

 oppofita tranfpiciat, quafi per feneltras lucenti vitro aut 

 Jpeculari laptde obduflas. 



Laftant De Opific Dei. Cap. 5. 



t Vitrearum feneftrarum mentio apud Hieronymum qua 

 vitro in tenues laminas fufo obduttae eranc. 



Salin. Plin. Exerc. p. 771. 



J .. -.■■. — Jo;^ti5s (puroi acoiyst^ 



Gregory 



