Axel Hans Jessen

August 30, 1868 – July 27, 1952

geologist

Danish geologist (1868–1952)

Wikidata iD http://www.wikidata.org/entity/Q5883070

Kingdom of Denmark

  • 6 specimens collected from at least 1 country
  • 4 specimens identified from at least 1 country
  • 1 specimen used in 1 work
Progress

Collected From

Identified From

Dates Collected

Dates Identified