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Central survey pillar of the PS
On top of the pillar sits a theodolite, two of the radial tunnels can be seen.
| 主要作者: | |
|---|---|
| 出版: |
1959
|
| 主题: | |
| 在线阅读: | http://cds.cern.ch/record/1221345 |
On top of the pillar sits a theodolite, two of the radial tunnels can be seen.
| 主要作者: | |
|---|---|
| 出版: |
1959
|
| 主题: | |
| 在线阅读: | http://cds.cern.ch/record/1221345 |