主頁 > The SPS, with its 7 km circular tunnel, extended CERN beyond the Meyrin site. Construction began in 1972. |
The metal structure of the shuttering used when pouring the concrete walls of the SPS tunnel gave this remarkable optical effect.
Original source: | Photographic negative |
Original dimensions: | 10cmx12.5cm |
Original reference: | 48-2-74 |
Location: | , |
Note: | Image scanned from original photo negative on 30 Sep 2014 |
Related links: | CERN Courier vol 44 no 8 : October 2004 |
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