(NGC 2323) An open cluster in the southern part of the constellation Monoceros, a little to the northeast of Sirius. Containing 80 stars and shining at about 6th magnitude, M50 is an attractive object in binoculars with one reddish sun standing out against the predominantly...
Found on
http://www.daviddarling.info/encyclopedia/M/M50.html

The M50 is a French designed Israeli 155 mm Self-Propelled Howitzer developed in the late 1950s consisting of a much modified Sherman M4 tank chassis fitted with a French 155 mm Model 50 howitzer at the rear of the hull. This weapon has a maximum elevation of 69 degrees and fires a 43 kg high-explosive projectile to a maximum range of 18000 metres....
Found on
http://www.probertencyclopaedia.com/browse/FAFVM.HTM
No exact match found.