I would suggest looking for vintage Christmas ornaments at antique shops or online marketplaces such as eBay or Etsy. These platforms often offer a wide selection of antique and vintage items that may include Christmas ornaments from past eras. Additionally, you can check out your local thrift stores or flea markets for unique finds. Another option is to search for holiday-related Facebook groups or forums where members may be selling or trading their vintage decorations. Whichever route you choose, it is important to be cautious when purchasing items online and to ensure that you are getting a genuine and well-preserved item.