Animal Shelter Mystery

The Alden children are volunteering at the local Animal Shelter when they discover that the shelter is being forced to close! And then the children find animals that have been abandoned, right at their doorstep. The Boxcar Children are determined to help care for the animals but they are also curious when they find out that most of them belong to an old woman who seems to have disappeared. Where did she go and who are the strange men living at her house? Another mystery to solve! #22 in the series.