http://www.northstarmonthly.com/features/pacific-duty---part-iii---victory-s/article_a9f8cc8e-bbcc-11e6-b850-df61ee4b87f6.html

http://www.microworks.net/pacific/intelligence/jicpoa.htm

http://www.microworks.net/pacific/intelligence/sowes_pacific.htm

http://lcweb2.loc.gov/master/pnp/habshaer/hi/hi0600/hi0649/data/hi0649data.pdf

http://lcweb2.loc.gov/master/pnp/habshaer/hi/hi0600/hi0614/data/hi0614data.pdf

https://stationhypo.com/2016/05/06/path-to-midway-the-dungeon/#more-265

https://stationhypo.com/2016/12/23/capt-biard-dungeon-super-stars-part-2-of-4/

https://www.cnic.navy.mil/regions/cnrh/about/history/station-hypo.html

https://www.nsa.gov/about/cryptologic-heritage/center-cryptologic-history/pearl-harbor-review/linguist/

https://en.wikipedia.org/wiki/Station_HYPO

https://usncva.org/

https://marines.togetherweserved.com/usmc/servlet/tws.webapp.WebApp?cmd=PublicUnitProfile&type=Unit&ID=15954

Fleet Radio Unit Pacific (FRUPAC) AKA Station HYPO