CD 259 CABLE (base) OAKMAN MFG CO BOSTON / PAT'D JUNE 17 1890 AUG 19 1890 -- great blue! great condition as well -- $65 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.