Blue: May be from MI. There are 4 Blue's with a 13A10 MOS who are listed as serving in Vietnam - Hershel Blue, Jr., John M. Blue, Steven Crag Blue, and Walter L. Blue. However, because he served in 1968, the 8/4 Blue may not be listed. Whoever posted this name needs to see if he can identify the first name. We then can narrow the search for a phone number. However, there is only Hershel Blue in the U.S. in MI, thus, Check 313-873-5402 (MI).