what halves should i be looking for in the Clad division?

atarian

Clad ken's what should i look for

nwcs

1974D doubled die motto on obverse is a definite. There are other doubled dies but that one is the more recognized one.

MrNewt

http://www.pocketchangelottery.com/article99.htm
good luck

cladking

Your best bet may be to find a copy of "The Kennedy Half Dollar Book" by Wiles. Until then just save the nicest one you can find of each.