International events: Shanghai and Prague

Two important Conferences on cryogenics took place in April 2008: the IIR co-sponsored conference ICCR2008 in Shanghai, China on April 6-9 and the IIR conference Cryogenics 2008 in Prague, Czech Republic, on April 22-25. The history of cryogenics was presented at both conferences, especially in Prague where several lectures explained the history of helium liquefaction which began 100 years ago: other anniversaries!