Wislicenus, Ann., 1863, 128, p. 13) CH 3 CHO -- CH 3 CH(OH) CN ---- CH3.CH(OH) C02H.
An automatic sight is a sight connected in such a manner with the elevating gear of the gun, that when the sight is directed on the water-line of a target at any range the gun will ---- have the proper quadrant g B elevation for that range.