Southville International School and Colleges
Parker, Steve

I wonder why tunnels are round : and other questions about building / Steve Parker. - London : Kingfisher Publications Plc, c2007. - 32 p : col. ill. ; 29 cm. - I wonder why. .

9780753405222


Buildings.
Earthmoving machinery--Juvenile literature.
Earthmoving machinery.
Questions and answers.
Structural engineering--Juvenile literature.
Structural engineering.

TA 634 / .P37 2007
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