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Books about Calwagen:
D. D. Sponsalia Plantarum, Quae... In Regia Acad. Upsaliensi, Sub Praesidio... Caroli Linnaei... Publico Bonorum... by Johan Gustaf Wahlbom, Liungbergh and Linné (Feb 8, 2012)
Wiki information Calwagen:
Anna Calwagen was the mother of Karin Bergman, and the grandmother of Swedish film director Ingmar Bergman.
Mrs. Calwagen is a fictional character from the 1951 film Summer Interlude.