If you are looking for the technical "paper" (manual or circuit diagram) associated with this specific component pack, it is most commonly found in the following resources: Technical Documentation & Manuals
: The CP.3 coil pack was a staple in DIY radio kits from the 1950s and 60s. You can find detailed wiring diagrams and "how-to" articles in digitized issues of Practical Wireless and Radio Constructor . PACK CP 3.rar
: These technical papers provide the specific pin-out connections, frequency ranges (typically Long, Medium, and Short waves), and trimmer adjustments for the CP.3 series. If you are looking for the technical "paper"