How can I make a book where every sections first letter is bigger than others? I tried to make the following book format but the text looks like SUmmer rather than Summer:
\documentclass[10pt]{book}
\usepackage[utf8]{inputenc}
\usepackage[finnish]{babel}
\usepackage{blindtext}
\usepackage[a5paper]{geometry}
%\usepackage[a5paper, top=2in, bottom=1.5in, left=1in, right=1in]{geometry}
\usepackage{scrextend}
\changefontsizes{10.0pt} % Change base font size
\usepackage{lettrine}
\usepackage{fancyhdr}
\fancyhead[LE,RO]{\thepage}
\fancyfoot{}
\fancyhead[RO,LE]{\thepage}
\fancyhead[LO]{\leftmark}
\fancyhead[RE]{\rightmark}
\cfoot{} % get rid of the page number
\begin{document}
\tableofcontents
\newpage
\section*{Summer 1972}
\addcontentsline{toc}{section}{Summer72}
\lettrine[loversize=-0.4, lines=1, nindent=0em, slope=0em]{S}ummer 1972 was hot.
\newpage
\section*{Summer 1973}
\addcontentsline{toc}{section}{Summer73}
\lettrine[loversize=-0.4, lines=1, nindent=0em, slope=0em]{S}ummer 1973 was hot.
\end{document}
