The necklace looks like PMD. Can't really tell what is going on with the other one. Possibly a clash? I'm leaning towards PMD though.
RE: the 6th, 7th & last pics. Is there any damage/evidence of two coins being pressed together? The anomalies in front of the mouth look like mirror images of the ribbon used to tie her hair. Just wondering.
# 7 looks like one of the list die variety that was die breaking up metal from one leaf, Chips off die . The link above canadacoin.com is like our coppercoins.com for Lincoln.