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Helmer Peterson Presentation

Helmer T. Peterson

出版	2001
URL	http://books.google.com.hk/books?id=1JectgAACAAJ&hl=&source=gbs_api

註釋

Topics include putting the natural environment to use; building his first cabin at the age of ten; his first job; building cottages with Albin Saari; and teaching at Michigan Tech.