letters Weekly Letter No 1: 2 February to 10 February 2019 Weekly Letter No 2: 11 February to 17 February 2019 Weekly Letter No 3: 18 February to 24 February 2019 Weekly Letter No 4: 25 February to 3 March [...] supposedly at very high resolution. Cruise Leg SO272 with RV SONNE, leaving Port Louis, Mauritius, on January 11 2020, returning to Cape Town, South Africa, on March 4 2020, comprised seismic reflection studies [...] Weekly reports: 1. Weekly report (11.01.2020-19.01.2020) 2. Weekly report (20.01.2020-26.01.2020) 3. Weekly report (28.01.2020-02.02.2020) 4. Weekly report (03.02.2020-09.02.2020) 5. Weekly report (10