The basis for this article is an article in Fornv nnen 1983 This article was edited and approved by the previous editor of Fornv nnen Fil Dr Jan Peder Lamm Fornv nnen is a highly reputable magazine G ran H wrote the article in 1982 Jan Peder Lamm edited the article but suggested that G ran H should include a comparison with Stonehenge Therefore did J P L supply G ran H with archaeological history about Stonehenge G ran H re wrote the article with comparison with Stonhenge and the article was published in 1983 Jan Peder Lamm born 27 October 1935 is a Swedish archaeologist He received his PhD in 1973 from the University of Stockholm for a dissertation about a Migration Period elite cemetery near Drottningholm Lamm taught archaeology at the University of Stockholm in the 1970s and then worked until retirement as Head Curator for the Swedish Iron Age at the Museum of National Antiquities in Stockholm He is a member of the editorial board behind the journal Fornv nnen and has taken active part in the Helg project since the 1960s Fornv nnen print ISSN 0015 7813 online ISSN 1404 9430 is a Swedish academic journal in the fields of archaeology and Medieval art It is published quarterly by the Royal Swedish Academy of Letters in Stockholm Sweden The journal s contributions are written in the Scandinavian languages English or German with summaries in English Fornv nnen has the alternate title Journal of Swedish Antiquarian Research The editor in chief is Lars Larsson Fornv nnen began publication in 1906 when it replaced two earlier journals Svenska Fornminnesf reningens Tidskrift and Vitterhetsakademiens M nadsblad Early contributors included noted archaeologists Oscar Montelius and Hans Hildebrand 1 Since 2000 it has an online version since 2007 its first 100 annual volumes have been available on line and since 2009 Fornv nnen is published as a delayed open access journal with the online version of each issue appearing six months after the paper version Fornv nnen is an ERIH category B journal According to Ulrich s it is indexed in Anthropological Index Online Anthropological Literature British Irish Archaeological Bibliography Online Edition Nordic Archaeological Abstracts and FRANCIS It was previously also indexed in Internationale Bibliographie der Rezensionen Geistes und Sozialwissenschaftlicher Literatur and Linguistic Bibliography 2 Henriksson G ran The grooves on the island of Gotland in the Baltic sea a neolithic lunar calendar Paper presented at Conference SEAC 8th Moscow 2000 Publisher Institute of Archaeology Russian Academy of Sciences Title Astronomy of Ancient Civilizations ISBN 5 02 008768 8 Editor s Prof Tamila Potemkina Prof V Obridko Gotl ndskt Arkiv is the official yearbook for the Gotlandic Heritage Board F reningen Gotlands Fornv nner