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Primitive windows were just holes in a wall. Later, windows were covered with animal hide, cloth, or wood.
The Romans were the first to use glass for windows. In Alexandria ca. 100 AD, cast glass windows, albeit with poor optical properties, began to appear.
The Romans has stained glass objects but stained glass windows were not made until around 800AD
This came from wikipedia
http://en.wikipedia.org/wiki/Stained_glass#History
http://en.wikipedia.org/wiki/Medieval_stained_glass
What else can I help you with?
Did Greeks and Romans have symbols for 0?
No, the the Greeks did not invent the number zero. The Mayans were the ones to create the number zero.
What is the Romans number of XLI?
41
Who was the Romans number one God?
Jupiter
Who did the ancient Romans worship?
The religion of the Romans/Latins was polytheistic, which means that it had many gods. The Romans worshiped a very large number of gods. This was because that is how it was. Ancient religions were polytheistic.
Were the religious beliefs of republic era Romans were greatly influenced by the beliefs of Jews?
No. But there was a good number of individual Romans who converted to Judaism.
How do you use the pictorial graph?
the number 2305 in a pictorial form
Did Greeks and Romans have symbols for 0?
No, the the Greeks did not invent the number zero. The Mayans were the ones to create the number zero.
What type of pictorial is shown in number 10 how can you tell?
it just does
How is the number 1 written by the Romans?
1 is written as "I" by the Romans.
What type of pictorial is shown in the first representation in number 2?
construction
How is the number 10 written by the Romans?
Romans wrote 10 as "X"
How is the number 100 written by the Romans?
"C" was used to write 100 by the Romans.
What is the Romans number of XLI?
41
What is the Romans number of 421?
CDXXI
Who was the Romans number one God?
Jupiter
What does xxiii mean in Romans?
it's the number 23
What does the number 157 mean to the Romans?
It means: CLVII
