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41Foilsithe / Cruthaithe 1990Ábhair “...Railroad tunnels English Channel Bibliography....”
LEABHAR -
42de réir Grayson, LesleyÁbhair “...Railroad tunnels English Channel Bibliography....”
Foilsithe / Cruthaithe 1995
LEABHAR -
43de réir Heselden, A. J. M.Ábhair “...Tunnels Fires and fire prevention....”
Foilsithe / Cruthaithe 1978
LEABHAR -
44de réir Wilson, Keith M.Ábhair “...Railroad tunnels English Channel History....”
Foilsithe / Cruthaithe 1994
LEABHAR -
45
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46de réir Giblin-Delvallet, BeatriceÁbhair “...Tunnels English Channel Political aspects France....”
Foilsithe / Cruthaithe 1990
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47
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48Foilsithe / Cruthaithe 1995Ábhair “...Railroad tunnels English Channel Design and construction....”
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49
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50Foilsithe / Cruthaithe 2003Ábhair “...Tunnels Switzerland....”
Físeán DVD Bogearraí -
51de réir Ingason, HaukurÁbhair “...Tunnels Fires and fire prevention....”
Foilsithe / Cruthaithe 2015
Connect to electronic resource
Leictreonach Ríomhleabhar -
52
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53de réir Neal, DerrickÁbhair “...Wind tunnels....”
Foilsithe / Cruthaithe 1979
Connect to electronic version
Tráchtas LEABHAR -
54
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55
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56de réir McGrattan, Kevin B.Ábhair “...Railroad tunnels Fires and fire prevention Maryland Baltimore....”
Foilsithe / Cruthaithe 2003
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57Foilsithe / Cruthaithe 2005Ábhair “...Tunnels Switzerland Saint Gotthard Pass Design and construction....”
Físeán DVD -
58de réir Lunardi, PietroÁbhair Connect to electronic resource
Foilsithe / Cruthaithe 2008
Leictreonach Ríomhleabhar -
59Foilsithe / Cruthaithe 2008Ábhair “...Tunnels India Design and construction History....”
LEABHAR -
60de réir Corliss, Paul, 1953-Ábhair “...Tunneling New Zealand Christchurch....”
Foilsithe / Cruthaithe 2014
LEABHAR