Because Sal hasn’t met Mr. Winterbottom yet, it’s impossible to tell how old he looks. What is clear, though, is that Phoebe is very loyal to and defensive of her father. The way that Sal reacts to the blackberry pie suggests that remembering Momma is painful for her, possibly because of trauma associated with Momma leaving their family. The fact that both Mrs. Winterbottom and Phoebe are shocked to discover that Mrs. Partridge is blind speaks to how closed off the Winterbottoms are from their neighbors, especially since Sal knows this information despite being a newcomer to the neighborhood.