To download the survey reports of Grotte de Marie Jeanne carried out by the Hoffman Institute please click here.

Survey Reports

  • To download the initial survey report of Grotte de Marie Jeanne carried out by the Hoffman Institute in October 2007 please click here!

  • To download the most recent survey report of Grotte de Marie Jeanne carried out by the Hoffman Institute in May 2009 please click here!