Published online by Cambridge University Press: 27 October 2009
1 Although not consistently in error there is a tendency for Ronne's co-ordinates to be in error to the south-west. They vary in accuracy as some are sun fixes while others merely ‘dead-reckoning’ positions.
2 It is interesting to note that Ronne's co-ordinates for this lowest camp on the Ryder Glacier puts his position on the coast, ie an error in longitude of approximately 12 km.
3 ‘Otter Glacier’ is the unofficial name traditionally given to the glacier flowing south-westwards through the Batterbee Mountains immediately south of Mount Bagshawe.