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How to report errors or to comment on this handbook

The editors of this handbook are very interested to know how well it meets your needs, as well as how it might be improved. Also, while we take pains to deliver the most accurate information available and we proofread the text extensively, errors do occur. We welcome all relevant comments and suggestions. Please send comments to editor Ed Peachy (ed.peachey@oregonstate.edu).

Thank you.