Book,  Chapter

 1        I,  XIII| properties of which surpassed the investigation of chemical analysis. Without
 2        I,  XIV |            After the most anxious investigation, we could discover only
 3        I,  XIV |      proceed with a more rigorous investigation, when the attention of all
 4        I,  XIV |      might résumé their voyage of investigation, and in two hours were out
 5        I,  XV  |           would be made by future investigation, but meanwhile the fact
 6        I,  XXI |    readily accessible.~On further investigation an unexpected number of
 7        I,  XXII|           was carefully explored. Investigation, however, always ended in
 8        I,  XXIV|       desolate. Another instant’s investigation, however, revealed a bed
 9       II,  V   |           comet. Three matters of investigation are before us. First, the
10       II,  XII |       able to gratify his love of investigation; but all were far too disheartened