A while back I asked for help, for a way to line up the readings on Sundays between the Novus Ordo and the Usus Antiquior.
For example, I want to see whether or on which Sundays the readings for the, say, 13th Sunday after Pentecost show up in the Novus Ordo on a Sunday.
I was sent a link to something described by my correspondent as a “remarkable piece of work”. HERE
You simply must have a look. SAMPLE: