Photos, as many as you have and as clear as you can take, will help immensely. If you have trouble posting them, just let us know and somebody will give you a hand.
The E over L and G over star symbols that you describe sound like Belgian proof marks.
And welcome aboard - it's great to have you with us!
Well we don't rent pigs and I figure it's better to say it right out front because a man that does like to rent pigs is... he's hard to stop - Gus McCrae