Binary package “hplip-doc” in ubuntu bionic

HP Linux Printing and Imaging - documentation

 The HP Linux Printing and Imaging System provides full support for
 printing on most HP SFP (single function peripheral) inkjets and many
 LaserJets, and for scanning, sending faxes and for photo-card access on
 most HP MFP (multi-function peripheral) printers.
 This package contains the full documentation for the HP Linux
 Printing and Imaging System for off-line reading. It includes
 the documentation for the HPIJS IJS driver as well.