This is the TeX library of Andrew Marc Greene.  Here is what's in this
directory as of 15 Feb 1990:

citations.tex    --  Correctly deals with footnote citations (op cit and ibid)
environments.tex --  Support for raggedcenter and other `environments'
fonts.tex        --  Font-size-changing commands
footnotes.tex    --  Makes \footnote number them, ascending from 1
letter.sty       --  A style for letters in Plain TeX
margins.tex      --  Defines \leftmargin, etc.
psets.sty        --  A style for problem sets and other homework
setup.tex        --  Loads all the ones I usually use and sets parameters
shorthand.tex    --  Uses two-character shorthands for font style changes
tables.tex       --  A usable \halign interface
