CD 145 (base) STANDARD GLASS INSULATOR CO. // BOSTON MASS. -- small potstone chip on top wire groove side and a small inner skirt chip -- tough piece to find!! -- $300 plus actual postage

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.