If it's just for the size , I don't have pictures of comparison with some other gobelins.
I'm currently painting the Set 3 (Orcs) and I've painted the Half-Orcs (set 2) that's all.
But you can have some idea of the size (they are quite small) here: "Cheap Fantasy Minis"
I found this site yesterday, but thanks
Worst case scenario, I'll buy a box and see if they are okay. Price for one from Hannants is about 8 pounds, but I think I can get them cheaper if I order from Ukraine (they are my neighbours), so even if they aren't okay, I won't feel ripped off. And as I saw the contents of the boxes, I'm positively sure one of each will be more than enough to make a complete arms