Hello.  I'm a new subscriber, and thus far have been reading other posts and generally marveling at the knowledge and helpfulness of this forum.  To say that both are the best I have seen in my years of seeking same, would be a huge understatement!  So, in advance, whether you can help me or not, thank you all for taking the time to help the posters in this forum.   In context, I am a long time appreciator of Japanese swords, but an absolute novice in my understanding of them.  I am re