Ham Radio Outlet - Line-Grip is perfect for rope and wire alike. It has three ball bearings that under pressure grip the line, gripping harder as the line tension increases. Line-Grip is
W5MUT - Callsign Lookup by QRZ Ham Radio
73 Magazine ( 73 Amateur Radio), years 1960-2003, version : Wayne Green : Free Download, Borrow, and Streaming : Internet Archive