%%fonts

\font\fourteenrm=ptmr7t at 14pt
\font\twelverm=ptmr7t at 12pt

\font\twelvebf=ptmb7t at 12pt

\font\twelveit=ptmri7t at 12pt

%math family

\font\twelvermop=zptmcm7t at 12pt
\font\tenrmop=zptmcm7t at 10pt
\font\sevenrmop=zptmcm7t at 7pt

\textfont0=\twelvermop
\scriptfont0=\tenrmop
\scriptscriptfont0=\sevenrmop

%include symbols later? https://tex.stackexchange.com/questions/161226/how-can-i-use-times-fonts-in-plain-tex

\twelverm \baselineskip=24pt

%%header

\catcode `\@ 11

\def\threemonth#1{ %first input is numerical value of month
  \ifcase #1
    \or Jan\or Feb\or Mar%
    \or Apr\or May\or Jun%
    \or Jul\or Aug\or Sep%
    \or Oct\or Nov\or Dec%
  \fi
}
\def\@name{} \def\name#1{\def\@name{#1}}
\def\@last{} \def\last#1{\def\@last{#1}}
\def\@prof{} \def\prof#1{\def\@prof{#1}}
\def\@clas{} \def\clas#1{\def\@clas{#1}}
\def\@date{\the\day \threemonth{\the\month}\ \the\year}

\long\def\header{
\noindent\@name\ \@last \par
\noindent\@prof \par
\noindent\@clas \par
\noindent\@date \par
}
\def\titlespacing{} \def\spaceaftertitle{\def\titlespacing{\bigskip}} %gives the option of adding a large space after the title
\def\title#1{\line{\hfil \fourteenrm \baselineskip=28pt #1 \hfil} \titlespacing}

%%running header

\nopagenumbers
\vsize=9.5in
\voffset=\dimexpr 12pt - 0.5in \relax
\def\firsthead{} %a store for the first page's running header
\def\numberfirstpage{\def\firsthead{\@last\ 1}} %optionally enables numbering on first page to same as others
\headline={\baselineskip=0.5in \hfil \vbox{\hbox{\ifnum\pageno=1 \firsthead \else \twelverm\@last\ \the\pageno \fi}}}

%%paragraph indent size

\parindent=0.5in

%%fixes @ character

\catcode `\@12\relax

%%citation formatting (\cite and \biblio) from relevant local file

\input citations.tex

%%test stuff
\numberfirstpage \spaceaftertitle
\name{Holden} \last{Rohrer}
\prof{Jones}
\header
\title{Text}
epic bruh moment

\bye