Ligatures and abbreviations used to embellish Greek texts, from a book printed in 1550
Guil. Morelium (Guillaume Morel), printer
<i>Alphabetum Graecum</i> (<a rel="nofollow" class="external free" href="https://archive.org/details/alphabetumgraecu00more/page/8/mode/2up">https://archive.org/details/alphabetumgraecu00more/page/8/mode/2up</a>)