We here at Vintage Aviation News are proud to announce the addition of another sponsor to assist our mission in helping preserve our aviation heritage for future generations. As a result, we are welcoming Jeremy Cox and his company JetValues - Jeremy LLC to the fold. JetValues specializes in the complexities of providing accurate aircraft appraisals for their clients; we received the following details from Jeremy Cox describing the term "provenance" and how it applies to his aircraft appraisal process.