I was walking the field looking for it when my Border Collie, d'Arcy, ran up to a spot on the ground and sniffed it. It was Irish's boot. This got me thinking about how useful it would be if he could be trained to find the boots. So I decided to do some training. I've no idea if it will work but it's keeping me and the dogs amused.
Belle was fairly cooperative but she thought that the game was to find the boot and then run off with it. When she found out that wasn't the idea, she lost interest.
Anyway, here's a video after about 10 minutes: