TEN NOS/NIB 6S4A MEDIUM-MU TRIODES-NICE OLD TIMERS

Here are Ten NOS/NIB 6S4A Medium-Mu Triodes. Four are Philco, Two Silvertone, Two GE, & One each of Amperex & RCA. The Philco , Two have grey plates with halo getters & Two have grey plates with square getters & One is triple mica. The Silvertone have black plates with D getters. The GE have grey plates with halo getters. The RCA is Black plates with a D getter & the Amperex is grey plates with a solid halo getter. Four of the tubes are in Standard Brand boxs. Tubes tested new with no shorts or grid leaks. For Pictures try  http://community.webtv.net/sugar2u2lv/6S4A