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R Van Tassel

Publications and source records attributed to R Van Tassel.

4 recordsLinked to original sources

Compositional data on some Persian bezoars.

Fourteen Bezoars from Persia, used in past times and even to-day as a medicine or as a health-preserving precious tone, are examined. Among the concretions ellagic acid prevails. Some are bile pigmented or calcite stones. Other bezoars are mineral substances or artifacts.

Animals