OK, I know this is a strange question but is there a source for an assortment of different sizes of hairsprings? I know the impossibilities of getting an exact match for a hairspring other from the same movement type but I am looking at a true experimental quest to make something that works. I know there are still companies out there making hairsprings, just have not been able to find a source for bare hairsprings. There are hairspring vibrators available on ebay, so I could theoretica