been created to substitute for it in PostScript implementations. A particular case of this is an open-sourced set of fonts developed by URW and donated to the Ghostscript project to create a free PostScript alternative. This includes an AvantGarde clone known as "Gothic L". It (or a derivative) is used by much open-source software such as R as a system font. A derivative of this family known as "TeX Gyre Adventor" has been prepared for use in the TeX scientific document preparation software. References External links Fonts in Use Monotype typefaces Microsoft typefaces Geometric sans-serif typefaces Typefaces and fonts introduced in 1991