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Now, as the threat to the former Weyerhaeuser campus becomes increasingly dire, an international letter-writing campaign headed by Washington, D.C.-based nonprofit ���޾�Ʒ����һ�� () has launched that aims to halt what has been deemed as “inappropriate” development at a famously sylvan site that  Laurie Olin, founding principal of , has called “a treasure of modern architecture, site planning, community benefit and environmental leadership.”