What were the purposes of stained glass windows in the cathedrals churches etc during the early musical periods?
Subjects of stained glass windows being made during this time were mostly religious in nature and served to tell Biblical stories to lay people that could not read, as well as beautifying the churches.
What is the origin of stained glass?
Evidence of stained glass dates back to the Ancient Roman Empire, when craftsman began using colored glass to produce decorative wares. While few fully in-tact stained glass pieces from this period exist, the Lycurgus Cup indicates that this practice emerged as early as the 4th century.
What type of stained glass window was invented during the Gothic period a multi colored window?
rose window, also called wheel window, in Gothic architecture, decorated circular window, often glazed with stained glass. Scattered examples of decorated circular windows existed in the Romanesque period (Santa Maria in Pomposa, Italy, 10th century).