Vintage ghosts are a special type of secret ghosts.
To attract and capture a vintage ghost, you will need to have items with vintage attraction in your setup.
Vintage ghosts (at least the first sets of them!) do not have any other special requirements—they don't need willpower, or nerves of steel or any special setup. Just arm something with vintage attraction and then hunt and be patient.
Here's where you can find vintage ghosts:
The ghosts identified with the symbol (brute force), can only be captured by brute force. You must have sufficient brute force stats in your setup to capture these ghosts.