question about Allen v. Wright

[Richard Seamon]

Can anyone tell me why Justice Marshall did not participate in this
case?  I could not find the answer in a search of the law review
articles on Westlaw and of the biographies in the law school's
library.  Thanks!
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Richard H. Seamon
Assistant Professor of Law
University of South Carolina
School of Law
Main and Greene Sts.
Columbia, S.C. 29208
phone: 803-777-6963
fax: 803-777-5827