During the first part of the voyage to Tunis, Prof. Dr. F.A. Vening Meinesz was on board in order to conduct gravity measurements.
HNLMS Maarten Harpertszoon Tromp | HNLMS O 9 | HNLMS O 11 | HNLMS O 1 | HNLMS Karel Doorman | HNLMS ''Karel Doorman'' | HNLMS Jan van Gelder |