CD 253 KNOWLES CABLE / INSULATOR / "PATENTED JUNE 17 1890" -- great amber, especially in the ears! -- VNM -- $225 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 now accepted - I'll provide instructions. I'll also be handling all the packing and mailing.