What information about Mr. Wallace does Mr. Jamison Bring to Papa? What effect must the boycott be having on his business? In chapter 9

Mr. Jamison comes to tell Papa that Wallace is planning to put a stop to the shopping in Vicksburg. From the text, we can infer that his actions will not be peaceful. It is obvious that the botcott is having an adverse effect of Wallace's business.

Papa looked down at her, ‘Nothing to worry 'bout, honey... Just seems that Thurston Wallace been in town talking 'bout how he's not gonna let a few smart colored folks ruin his business. Says he's gonna put a stop to this shopping in Vicksburg. That's all.