Further information is now available from the Hakluit Society via a summary written by William Barr in July 2018, "The Arctic Detachments of the Russian Great Northern Expedition (1733-43) and their largely forgotten and even Clandestine Predecessors".
Further information is now available from the Hakluit Society via a written account by William Barr in July 2018, "The Arctic Outings of the Russian Great Northern Expedition (1733-43) and their mostly overlooked and covert Roots".