\documentclass[letter, landscape]{report}
\usepackage[utf8]{inputenc}
\usepackage{amsmath}
\usepackage{amssymb}
\usepackage{makeidx}
\usepackage{graphicx}
\usepackage[]{kpfonts}
\usepackage{float}
\raggedbottom
\usepackage{array}
\usepackage{multicol}


% Set column separation
\setlength\columnsep{20mm}

% Where are our images?
\graphicspath{{images/}}

% Stretch the linespacing
\renewcommand{\baselinestretch}{2.0} 

% Let's adjust the page margins
\usepackage{geometry}
\geometry{
	margin=10mm,
}

\begin{document}

\thispagestyle{empty}

\begin{center}
\begin{multicols}{2}
% Back page

\vspace*{40mm}
%\includegraphics[scale=0.2]{iamemployedaf-post-2024_03_30_08_56}

\vfill\null
\columnbreak

% Front page

\vspace*{40mm}
{\fontsize{55}{70}\selectfont \textbf{Salad Days}}

{\large \textbf{A Life with Computers}}

%{\large \textbf{Issue \#5}}

{\large \textbf{Typeset in \textrm{\LaTeX{}}}\\(including the cover, of course)}

{\footnotesize \textbf{First Printing}}

\vspace{10mm}
%\includegraphics[scale=0.05]{4_RETAT_04_Linus_Torvalds}

\end{multicols}

\end{center}

\end{document}