Carrie Davison, Louie Davison, Louis Breisch, William E. Hutzel, Karoline Hutzel, Amos Lohr, Albert Generich, Henry G. Paul, Edward McCalla, Ernest D. Sutherland, Delia Sutherland, John C. Geyer, James McCalla, Mary McCalla, Charles Pontney, Joseph J. Backaus and Lina J. Backaus, plaintiffs and appellants. vs. the city of Ann Arbor, defendant and appellee