L. 92. _pour nord._ _Nord_ here stands for _étoile du nord_ or _étoile
polaire._ 'Perdre la tramontane (the Mediterranean name of the Pole
Star), la boussole, le nord,' are familiar expressions, meaning 'to be
puzzled, not to know which way to turn, to lose one's head.'
L. 95. _du plus lointain Nérée._ Poetical for _Océan_. Nereus, an
ancient sea-god. Cf. _une Cybèle neuve_ below, p. 91, l. 133.