Huge lot 200+ Buss industrial HHC new-old-stock blade fuse holders

Huge lot of more then 200 Bussmann industrial electronic or automotive blade type fuse holders. These are new-old-stock from the estate of an industrial communications engineer. They are marked model HHC (the yellow holders) and HHD (the clear plastic covers). These are still in the original boxes of the holders and covers (10 in each). There are 21 boxes of each, but some of the boxes are worn and faded from storage.