Insulators as follows - actual postage additional:

CD 190/191 (top) A.T. & T. Co. "1 ON DOME" (Bottom) 6 A.T. & T. Co. -- top has a few light rubs on the front and the base has a couple small pings above the wire ridge -- $15 (SOLD)

CD 190/191 (top) TWO PIECE / TRANSPOSITION (base) TWO PIECE / TRANSPOSITON (note error) -- great blue and nice condition -- $18 (SOLD)

CD 190/191 (top & bottom) AM. TEL. & TEL. Co. // TWO PIECE / TRANSPOSITION -- another great blue shade! nice condition with just a little roughness around the base top (likely factory) -- $18 (SOLD)

NOTE: I'm selling these insulators on behalf of the Jim Fielding estate -- PayPal (no fee friends and family) or checks are both accepted - I'll provide instructions. I'll also be handling all the packing and mailing.