Both are EIN [010] (Dome) [Letter or #] (F-Skirt) A.T.& T.Co. SB. The left one is Green Aqua with some amber and has a large OX on the dome, while the right one is Blue Aqua and has a small 00 with a glass dot on the dome. Both are VNM with a scratch on the rear skirt on the left one and a lehr kiss on the rear dome on the right piece. Both have some junk and bubbles. Asking $12 plus postage for the pair. CK/MO.