Voyages

"Lost" Voyages:
These voyagers ostensibly never made it to Hardholme
 * Year 8
 * Year 21
 * Year 61

Zero Survivor Voyages:
There were no survivors on these voyages' arrival
 * Year 4
 * Year 16
 * Year 17
 * Year 42

Voyages of Special Note:

 * Year 23
 * Year 30
 * Year 67
 * Year 70