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Keywords from Image Description:
Ectocarpus siliculosus NYPL b. en Ectocarpus siliculosus nypl org Scan by NYPL Ectocarpus siliculosus Algae Photography Halstead Place Sevenoaks Spencer Collection bcffdabc Photographs of British algae cyanotype impressions ddbadeeaa repo nypl org PDoldauto DEFAULTSORT NYPLb Ectocarpus siliculosus Images uploaded by NYPLb