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Windows : performance, design and installation
Beckett, Harold Edward
Bok Engelsk 1974
Heat losses through tiled roofs - II
Beckett, Harold Edward
Bok Engelsk 1937
Heat losses through tiled roofs
Beckett, Harold Edward
Bok Engelsk 1936
The reflecting poweers of rough surfaces at solar wave-lehgths
Beckett, Harold Edward
Bok Engelsk 1931