for The Boston Coffee Party by Doreen Rappaport and Emily Arnold McCully
From the Publisher
During the Revolutionary War, times are hard in colonial Boston. Greedy Merchant Thomas is overcharging for sugar. Then he locks up all the coffee so he can overcharge for that too! Young Sarah Homans wants to teach him a lesson. Merchant Thomas is about to attend a party he won't soon forget.
Publisher description retrieved from Google Books.