I have several industrial machines, but I don’t use pre-wound bobbins and obtaining thread is not a problem for me since I have a shop. If you can give them a little more time to respond, there may be someone else here on QB using an industrial that would love to take them off of your hands.
Otherwise, I’d say go with one of Joe’s suggestions.
CD in Oklahoma
Edited: With the colors that you have, I can see a very large or very many Christmas projects in that thread!