Zwolle, Grote markt 9. Projectnummer dendrochronologie (Stichting RING): 2010653

Dendrochronological research project. D.J. de Vries and H. Tisje performed the research and produced the initial dating resuls. The measurement series on which the results are based, are unavailable. E. Jansma was responsible for the digitization and development of the XML-files containing metadata and results (2011).

本项目为树木年代学（Dendrochronology）研究项目。D.J.德弗里斯与H.蒂瑟开展了本项研究，并生成了初步定年结果。该结果所依托的测年序列目前无法获取。E.扬斯马于2011年负责包含元数据（Metadata）与研究结果的XML文件的数字化处理与开发工作。