The above link no longer works, but I found:
How 80 Coast Guardsmen Saved an Alaskan Town During Spanish Flu Pandemic of 1919
I believe that this story was written by a different person, and it seems longer, but the photos credited to NOAA were provided, via Matteo and Kevin, by the granddaughter!
Matteo's detailed account: Unalga Flu Epidemic 1919
Video of photos