/usr/share/FBReader/help/ is in fbreader 0.12.10dfsg-9.
This file is owned by root:root, with mode 0o755.
..
/usr/share/FBReader/help/MiniHelp.cs.fb2
/usr/share/FBReader/help/MiniHelp.de.fb2
/usr/share/FBReader/help/MiniHelp.en.fb2
/usr/share/FBReader/help/MiniHelp.es.fb2
/usr/share/FBReader/help/MiniHelp.fi.fb2
/usr/share/FBReader/help/MiniHelp.fr.fb2
/usr/share/FBReader/help/MiniHelp.hu.fb2
/usr/share/FBReader/help/MiniHelp.id.fb2
/usr/share/FBReader/help/MiniHelp.it.fb2
/usr/share/FBReader/help/MiniHelp.lt.fb2
/usr/share/FBReader/help/MiniHelp.nl.fb2
/usr/share/FBReader/help/MiniHelp.ru.fb2
/usr/share/FBReader/help/MiniHelp.sv.fb2
/usr/share/FBReader/help/MiniHelp.uk.fb2
/usr/share/FBReader/help/MiniHelp.vi.fb2
/usr/share/FBReader/help/MiniHelp.zh.fb2