"N." is most likely a misprint for "E.", as magnetic variation of the compass can only be East or West.
52.

"McCleod" is a possible misprint for "McLeod", as it appears earlier in the text.
53.

Original had "or"; corrected to "of".
54.

"Thlouee-tessy" is probably the same as "Thloueea-tessy" above.
55.

Original had "today"; changed to "to-day" to be consistent with other occurrences in the text.
56.