Eine Plattform für die Wissenschaft: Bauingenieurwesen, Architektur und Urbanistik
Eine Plattform für die Wissenschaft: Bauingenieurwesen, Architektur und Urbanistik
Brightest downtown in world
Street lighting system at Rockford, Ill, is featured; system consists of 119 concrete standards with triple-luminaire brackets that use three-hundred-thirty-six 1000-w and twenty-one 400-w mercury vapor lamps; candlepower provided by 357 units totals 4,354,350; tapered standards measure 33 ft 3 in. in height.
Brightest downtown in world
Street lighting system at Rockford, Ill, is featured; system consists of 119 concrete standards with triple-luminaire brackets that use three-hundred-thirty-six 1000-w and twenty-one 400-w mercury vapor lamps; candlepower provided by 357 units totals 4,354,350; tapered standards measure 33 ft 3 in. in height.
Brightest downtown in world
Am City
American City ; 80
1965
2 pages
Aufsatz (Zeitschrift)
Englisch
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| British Library Online Contents | 2007
| British Library Online Contents | 2003
| TIBKAT | 2014