 Later, when Polish printers began to use antiqua in late 16th-century, Jan Januszowski took E caudata from Latin lettercase so not to cast a new letter.Polish ę evolved from short nasal "a" of medieval Polish, which developed into a short nasal "e" in the modern language.The medieval vowel, along with its long counterpart, evolved in turn from the merged nasal *"ę" and *"ǫ" of Late Proto-Slavic