Franchino, Vicky.

Tunnel / by Vicky Franchino. - Collingwood, Ont. : Saunders Book Co., 2011, c2010. - 24 p. : col. ill., ports. ; 21 cm. - How did they build that? . - How did they build that? (Collingwood, Ont.) .

"Community connections".

Includes bibliographical references (p. 23) and index.

ISBN: 9781926660202 : $9.95

Nat. Bib. Agency Control No.: 20109027922

Subjects--Topical Terms:
Tunnels--Design and construction.
Tunnels--Conception et construction.

Dewey Class. No.: j624.1/93