On this trading card, the illustration shows Addy reaches for her mother in panic as Momma struggles in the water of the river.
The back of the card says:
Sam had taught Addy how to swim, but Momma could not swim at all. To escape to freedom, Momma and Addy had to cross a wide, rushing river.
They were trying to get to
1. The safe house that belonged to Miss Caroline
2. The Confederate campfires