Conversation

XXVII. Of the Figure of the Earth
XXVIII.

Of the Diurnal Motion of the Earth

XXIX. Of Day and Night

XXX. Of the Annual Motion of the Earth

XXXI. Of the Seasons

XXXII. Of the Seasons

XXXIII. Of the Equation of Time

XXXIV. Of Leap Year -

XXXV. Of the Moon
XXXVI. Of Eclipses

XXXVII. Of the Tides

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