Vivaldi lived from 1677 approximately, to 1741, so he lived in the last part of the 17th century, and into the 18th Century.
The mitre (British English) (/ËmaÉªtÉr/; Greek: Î¼Î¯ÏÏÎ±, headband or turban) or miter (American English; see spelling differences), is a type of headgear now known as the traditional, ceremonial head-dress of bishops and certain abbots in traditional Christianity.
MITRE is an independent, not-for-profit corporation operates federally funded research and development centers (FFRDCs)âunique organizations that assist the U.S. government with scientific research and analysis; development and acquisition; and systems engineering and integration.