the rivets on the tank armor

armor army background battle crew defense green iron khaki layer material metal museum objects rivets surface tank war weapons edeg nefrac14 ecedil eplusmn nefrac34 efrac12 esup2 efrac34 esup1 nnepara emicro epara eraquo emiddot eordm eiquest necedil nedeg nesup1 neordm efrac14 nemiddot nnn nnedeg nemicro nnnnedeg