1. Jitney Busmen extended their "war rone" to the vicinity of 12th ave and Jackson at Monday night and succeeded In Impeding the navlga tlon of nearly a score of Jitneys Several neutral mac bines also came to grief In the "mined" area Tlifi tarlia were murk through a light piece of boxwood to Insure an m>rlghtpn«ltlon By Lyne S