Does Chapter 32 contain any stories that Sai Baba told himself?

Yes, Chapter 32 explicitly sets the stage for a story that Sai Baba narrated from his own mouth. The text describes this as a "sweet incident" that is "extremely beneficial to the listeners." This particular story, introduced in Chapter 32, is about an unexpected Guru-darshan that Baba experienced when he was in the forest. The author builds anticipation by calling the Guru's deed wondrous and stating that the words from Sai's mouth have the power to destroy sins and afflictions, making this self-narrated tale a significant event in the book.