How is Ishi affected by seeing the baskets that Tushi had made?

When Ishi sees that the museum has two of Tushi's baskets, he is surprised and, at first, saddened by the memory of his loss. However, he realizes that, in a way, the baskets belong in the museum just as he does. Both he and Tushi become part of the saldu world in this way. Once he overcomes his initial surprise, he speaks about the baskets and the fond memories of his time with his cousin