Yeah I looked in the spam folder, nothing... I had received previous emails from that person, and it would have been a reply which would have fallen under the same "conversation" in the Gmail inbox that has 7 messages in it now...
The other was a mesage from me to a mailing list, which I do have set to receive my own postings from,...
Maybe they'll show up in 40 years like those old letters through the post office do sometimes...