![1](Thumbs/OPAL_ECAL_construction_01.jpg) OPAL ECAL construction 01
| ![1](Thumbs/OPAL_ECAL_construction_02.jpg) OPAL ECAL construction 02
| ![1](Thumbs/OPAL_ECAL_construction_03.jpg) OPAL ECAL construction 03
| ![1](Thumbs/OPAL_ECAL_construction_04.jpg) OPAL ECAL construction 04
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![1](Thumbs/OPAL_ECAL_construction_05.jpg) OPAL ECAL construction 05
| ![1](Thumbs/OPAL_ECAL_construction_06.jpg) OPAL ECAL construction 06
| ![1](Thumbs/OPAL_ECAL_construction_07.jpg) OPAL ECAL construction 07
| ![1](Thumbs/OPAL_ECAL_construction_08.jpg) OPAL ECAL construction 08
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![1](Thumbs/OPAL_ECAL_construction_09.jpg) OPAL ECAL construction 09
| ![1](Thumbs/OPAL_ECAL_construction_10.jpg) OPAL ECAL construction 10
| ![1](Thumbs/OPAL_ECAL_construction_11.jpg) OPAL ECAL construction 11
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