Show jeffrey e electric switching ng engine I 1 the accompanying illusto illustration aaion shows a I 1 view of a 25 ton sw switching itching 0 locomotive built by the jeffrey manufacturing company of columbus ohio for use in handling freight cars for the Cerve ceria cerla cuauhtemoc brew the motors are of the waterproof steel frame type having drum wound armatures laminated pole pieces oil aubri lubrication C aaion with auxiliary grease boxes boxe s an and d liberal wearing surfaces 1 4 41 I 1 J 0 1 44 ery of monterey mexico this locomotive takes the same electrical equipment as the mine type the only changes being in the side and end frames and the addition of a platform and suitable cab to accommodate the conditions incident to surface work these th ese locomotives are built in sizes from ten to thirty tons with two motors and in larger t sizes with three and four motors arranged z with rigid frame or with double trucks having flexible wheel base depending entirely on the conditions |