00646ngm a2200205 a 4500001001400000003000700014005001700021020002200038040000800060245005100068260004100119300005700160440001400217500002700231500005100258500001600309505007000325650002200395710002300417vtls000000031KUKTEM20251117113452.0  aMED0002380(Local)  aUMP00aTrickiest tunnelh[video recording]nepisode 3  aNorth Sydney:bBBC Worldwide,cc2003  a1 digital video disc(dvd)  (30 min): sd. col.;c12cm  aThe limit  aTitle from disc label.  aNon academic and student for internal use only  aCD 1266 v.3  aMan made structure, building the impossible, the trickiest tunnel00aHuman engineering22aBBC Worldwide Ltd.