The other was Advanced Calculus by Woods:
https://libgen.pw/download/book/5a1f04723a044650f5fbaf91
https://news.ycombinator.com/item?id=14192894
that indicates the text Feynman first used was Calculus for the Practical Man by J. E. Thompson. Both are quality texts and as the linked HN thread notes, can be found on archive.org.
The other was Advanced Calculus by Woods:
https://libgen.pw/download/book/5a1f04723a044650f5fbaf91