1. 01. English Non Fiction Tunnels / by Landau, Elaine. Publication: New York : Children's Press, 2001 . 47 p. : 22 cm. Date:2001 Availability: Copies available: (1), Actions:
2. 01. English Non Fiction Tunnels! / Diane Swanson by Swanson, Diane, 1944- Publication: Toronto; Scholastic, 2003 . 135 p., Date:2003 Availability: Copies available: (1), Actions:
3. 01. English Non Fiction Towers and tunnels / by Kaner, Etta. Publication: Toronto : Kids Can Press, 1995 . 48 p. : , Includes index. 28 cm. Date:1995 Availability: Copies available: (1), Actions:
4. 03. English Easy Reading Roslyn Rutabaga and the biggest hole on earth! / by Gay, Marie-Louise. Publication: Toronto : Groundwood Books/House of Anansi Press, 2010 . 1 v. (unpaged) : 24 cm. Date:2010 Availability: Copies available: (2), Actions: