A cooperation between the Paleontological Museum, University of Oslo, Norway and Institute of Paleobiology, Polish Academy of Sciences, Warsaw, Poland.
May 3 1999: The preparation starts
Photo of the skull after the removal of the lower jaw
Tomasz Sulej carefully removes the sediment covering the bones with an airscibe. Note the drawings of the specimen in the background. The preparation is very noisy.
Daily reports during the preparation, May 1999
| May 3 | May 4 | May 5 | May 6 |
| May 7 | May 8 | May 10 | May 11 |
| May 12 | May 13 | May 14 | May 18 |
