Arnhem, Koningstraat 18, waterput. Projectnummer dendrochronologie (Stichting...

Dendrochronological research project. The year in which the research stored in https://dataverse.nl/dataverse/stichtingring took place, from 1985 onwards can be found in the...树轮年代学（Dendrochronology）研究项目。存储于https://dataverse.nl/dataverse/stichtingring的该项研究的开展年份中，1985年及以后的相关信息可在……中找到。