how to get a license: https://www.atf.gov/firearms/current-licensees landing page: https://www.atf.gov/resource-center/data-statistics 2016 listings: https://www.atf.gov/firearms/listing-federal-firearms-licensees-ffls-2016
Provide 2 packaged databases:
- The unnormalized data
- Normalized data in which each dealer only shows up once, with start_date and end_date recorded.