/usr/share/htmldoc/fonts/ is in htmldoc-common 1.8.27-4.1ubuntu2.
This file is owned by root:root, with mode 0o755.
..
/usr/share/htmldoc/fonts/Courier-Bold.afm
/usr/share/htmldoc/fonts/Courier-Bold.pfa
/usr/share/htmldoc/fonts/Courier-BoldOblique.afm
/usr/share/htmldoc/fonts/Courier-BoldOblique.pfa
/usr/share/htmldoc/fonts/Courier-Oblique.afm
/usr/share/htmldoc/fonts/Courier-Oblique.pfa
/usr/share/htmldoc/fonts/Courier.afm
/usr/share/htmldoc/fonts/Courier.pfa
/usr/share/htmldoc/fonts/Dingbats.afm
/usr/share/htmldoc/fonts/Dingbats.pfa
/usr/share/htmldoc/fonts/Helvetica-Bold.afm
/usr/share/htmldoc/fonts/Helvetica-Bold.pfa
/usr/share/htmldoc/fonts/Helvetica-BoldOblique.afm
/usr/share/htmldoc/fonts/Helvetica-BoldOblique.pfa
/usr/share/htmldoc/fonts/Helvetica-Oblique.afm
/usr/share/htmldoc/fonts/Helvetica-Oblique.pfa
/usr/share/htmldoc/fonts/Helvetica.afm
/usr/share/htmldoc/fonts/Helvetica.pfa
/usr/share/htmldoc/fonts/Monospace-Bold.afm
/usr/share/htmldoc/fonts/Monospace-Bold.pfa
/usr/share/htmldoc/fonts/Monospace-BoldOblique.afm
/usr/share/htmldoc/fonts/Monospace-BoldOblique.pfa
/usr/share/htmldoc/fonts/Monospace-Oblique.afm
/usr/share/htmldoc/fonts/Monospace-Oblique.pfa
/usr/share/htmldoc/fonts/Monospace.afm
/usr/share/htmldoc/fonts/Monospace.pfa
/usr/share/htmldoc/fonts/Sans-Bold.afm
/usr/share/htmldoc/fonts/Sans-Bold.pfa
/usr/share/htmldoc/fonts/Sans-BoldOblique.afm
/usr/share/htmldoc/fonts/Sans-BoldOblique.pfa
/usr/share/htmldoc/fonts/Sans-Oblique.afm
/usr/share/htmldoc/fonts/Sans-Oblique.pfa
/usr/share/htmldoc/fonts/Sans.afm
/usr/share/htmldoc/fonts/Sans.pfa
/usr/share/htmldoc/fonts/Serif-Bold.afm
/usr/share/htmldoc/fonts/Serif-Bold.pfa
/usr/share/htmldoc/fonts/Serif-BoldOblique.afm
/usr/share/htmldoc/fonts/Serif-BoldOblique.pfa
/usr/share/htmldoc/fonts/Serif-Oblique.afm
/usr/share/htmldoc/fonts/Serif-Oblique.pfa
/usr/share/htmldoc/fonts/Serif-Roman.afm
/usr/share/htmldoc/fonts/Serif-Roman.pfa
/usr/share/htmldoc/fonts/Symbol.afm
/usr/share/htmldoc/fonts/Symbol.pfa
/usr/share/htmldoc/fonts/Times-Bold.afm
/usr/share/htmldoc/fonts/Times-Bold.pfa
/usr/share/htmldoc/fonts/Times-BoldItalic.afm
/usr/share/htmldoc/fonts/Times-BoldItalic.pfa
/usr/share/htmldoc/fonts/Times-Italic.afm
/usr/share/htmldoc/fonts/Times-Italic.pfa
/usr/share/htmldoc/fonts/Times-Roman.afm
/usr/share/htmldoc/fonts/Times-Roman.pfa