Ancient book (printed in 1585) found in grandfather's house. Any idea what this is worth?

[u/Slash5469]

[u/MaxParedes]

Lettioni means sermons (or lectures) rather than letters. It's a written version of a text originally delivered orally.

[u/jimoconnell → u/MaxParedes]

Thank you.

I should know better than to guess at translating foreign languages that I do not speak.

[u/jankenpoo → u/MaxParedes]

Damn that’s one hell of a lecture. Zzzzzzzz