Insulators as follows - actual postage additional

CD 121 (dome) 13 (skirt) AM TEL & TEL CO in a nice light green! has a number of small pings and dull areas (buried?) -- $8

CD 121 O.V.G.Co. -- great blue! just a few tiny pecks -- $12

CD 121 (top) large 1 (crown) AM. TEL. & TEL. CO. {MLOD} -- no issues -- $8