TRANSCRIBER NOTES
Numerous mis-spelled words and printer errors have been fixed, only these were perhaps not completely obvious:
pg 21: illuminued -> illumined
pg 44: rehemence -> vehemence
pg 94: enscrouded -> enshrouded
pg 38: incrusted -> encrusted
pg 152: The rafts were heading slowly for the north tip of the in the other channel. An unknown word has clearly been omitted by the printer.
Inconsistency in hyphenation has been retained.