https://www.sefaria.org/Noda_BiYehudah_I
One of the classic books of responsa of the last several hundred years Read the text of Noda BiYehudah I online with commentaries and connections.
noda biyehudahsefarialibrary
https://www.sefaria.org/Noda_BiYehudah_II
One of the classic books of responsa of the last several hundred years Read the text of Noda BiYehudah II online with commentaries and connections.
noda biyehudahiisefarialibrary