Reference number: 55843
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IUCr Congress and General Assembly 1972
General Assembly
![[1972: IUCr Congress and General Assembly: General Assembly]](https://www.iucr.org/__data/assets/image/0007/55843/1972_Congress030.jpg)
Th. Hahn (second from right).
[Contributed by Sydney R. Hall on 14 Jan 2011]
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