The cosmolabe was an ancient astronomical instrument resembling the astrolabe, formerly used for measuring the angles between heavenly bodies. It is also called pantacosm. Jacques Besson also uses this name, or universal instrument, for his invention described in "Le cosmolabe" (1567), which could be used for astrometry, cartography, navigation, and surveying.
The cosmolabe measures light
A: No

My Cat Is An Alien (MCIAA) is the name of the Italian musical duo and outsider audiovisual artists consisting of brothers Maurizio and Roberto Opalio, formed in Torino, Italy, in late 1997. They release avant garde /experimental music in a peculiar form of improvisation that MCIAA themselves define 'instantaneous composition'.
The brothers MAurizino and Roberto are European. 
A: Yes

The Enrolled Missouri Militia was a state militia organization of Missouri in 1862 during the American Civil War. It was a part-time force whose primary purpose was to serve as garrison and infrastructure guards, both to augment the Unionist Missouri State Militia in defense versus raids and to free the Missouri State Militia for offensive operations versus Confederate guerrillas and recruiters.
It was very helpful doing the war
A:
It's impossible to say