Can probably rule out La Fleche. Those suckers are pretty much impossible to find in the US. I'd think Polish was the most likely suspect if this is a cross breeding type situation, though Houdans, Crevecouers, and Sultans are a possibility (pretty much in that order, I'd think based on the...
Well, wouldn't necessarily rule it out if they're mixed...but I don't know how the genetics work for it. It does seem to have a center column, though sparse...so you might be right about pea.
The first one might be a Jersey Gem. It's a sex linked breed though and I can't find examples of both...