The source mentions a story about Damu Anna and the cotton trade. What happened in that story?

The provided text from Chapter 25 introduces the story of Damu Anna by mentioning his involvement in the cotton trade and promising to tell a "novel story" that demonstrates how the Guru-Mother is an "Ocean of Mercy." The author builds anticipation, stating that listening to this report of Sai's love for His devotees will fill the listener's heart with joy. However, the excerpts provided do not actually narrate the details of the cotton trade incident itself. Instead, they proceed to give Damu Anna's background, his initial childlessness that was resolved by Sai's grace, and his devotional vow concerning the Ram Navami flags. The specific events of the cotton trade story are not described in these particular passages.