Is this Greenberg Possible
 

Been going through my Greenbers and categorizing them. These 2 seem to be signed from the grave unless the sets came out early. Sig looks good. Died Sept 1986? What do you think? Did the set come out alittle early? Is there a good Greenberg forger out there?
Attachment 363673

What about this one. I thought these reprints were 1988? or could it be a 1972 tcma?OpinionAttachment 363674

looks like 1988

there is also a 1972
tcma version. when I get back to where it is stored will have to check