Thank you!

My grandfather's birth record lists his parents names with "di ...." after their last names. Does this mean that they are "of" followed by their father's first name?

I have the same situation for my grandfather's birth record except that at the bottom, the secretary does write "dichiarante e testimoni asserito di essere illetterati". I've tried to translate it and I think it says "declarant and witnesses alleged to be illiterate". Both of my great-grandparents ...