Here is a CD 121 EIN [015] (Dome) [Backwards] 12 (F-Skirt) AM.TEL.& TEL.Co. {'M' is an upside down 'W'} SB in Blue Aqua. In addition to the M variant, the Co. is clearly ghost-embossed above the second TEL. Click on View Original for better detail. Condition is vnm+ with a tiny open base bubble and a couple of tics on the wire ridges. No toll array is complete without one. Add this to yours for just $5 plus postage.