Here are a few more designs for national emblems:
You are a serious geek if you know where I got the design for “A” from. “B” is a petroglyph of an eagle. “C” is Sleipnir, and “D” is a snowflake.
I am not sure which ones of these I will use; but probably C and D. At any rate I now have enough to cover the major nations of the setting.