I found the following info during search for diodon stuff on the web:

http://www.koreanwar.org/html/units/navy/uss_sicily.htm


USS SICILY CVE 118

Message: 19496 - JOSEPH KEOHANE wrote on 2000-04-30 21:43:32,

EMAIL - JCKEOHANE@CS.COM

Unit: NAVY

 

Comments: SERVED FROM OCT. 1950 TO OCT 1951 IN THE ICE MACHINE DIV. TRANSFERED TO SUB SCHOOL AFTER GRADUATION WAS ASSIGNED TO THE USS DIODON SS349 UNTIL MY DISCHARGE IN 1954. THE DIODON HOME PORT WAS SAN DIAGO


I found the following on SubmarineSailor.com
KEOHANE, JOSEPH C. - EN3(SS)  
Email: JCKEOHANE@CS.COM
Current city: DANVERS
Current state: MASSACHUSETTS
Original Hometown: EASTHAMPTON,MA.

USS Diodon - SS-349 -  Rate: EN3(SS)
From 10/52 to 5/54
Nickname on this boat: (JOE)

E-Mail:

  saintjim@earthlink.net