(Note this item is a paper spec sheet and not the actual electronics.) This is a 1950s vintage technical spec sheet from Texas Instruments for their Transistor Types 2N308, 2N309. The sheet is one page, printed on both sides, dated March 1957, measures 8 1/2" x 11", with three binder holes in the left side. Condition: There is no notable damage. See my listings for more 1950s vintage TI transistor spec sheets, as well as other unusual, interesting and fun vintage items. Multiple purchases are combined with a single postage charge. All items are shipped sleeved in plastic and packaged between sturdy cardboard.