article_snippet.sent: painstakingly rebuilt an iron gate at the Dachau concentration .
article_snippet.sent: reconstruct the 1.87 metre-high, 108-kg gate, which was stolen .
article_snippet.sent: the final touches to the gate ahead of a May 3 ceremony to mark .
article_snippet.sent: that cynicism with this gate.'
article_snippet.sent: He studied pictures and documents about this gate, . which was installed in 1936, and used techniques like . high-temperature brazing, which was more common than soldering .
article_snippet.sent: this gate was stolen in November and police .
article_snippet.sent: have not yet recovered this gate.