Civil War on Sunday

"Please find these four special kinds of writing for my library: Something to follow, Something to send, Something to learn, Something to lend." Jack and Annie enthusiastically transport themselves to a field near the fighting, and soon are enlisted as volunteer nurses assisting none other than Clara Barton, legendary "Angel of the Battlefield," as she drives her horse-drawn ambulance right onto the battlefields to help save wounded soldiers--including one with a very special connection to Jack and Annie.