Naval History and Heritage Command is in the home stretch of a contest that’ll help create the centerpiece of its rebranding effort. Your mission: Create a logo for the command — one that promotes the command’s mission of preservation and historical outreach. The winner’s work will be used to inspire a new official NHHC logo, which will be rolled out as part of an overall command branding effort, likely later this year. Get the rules and details here. Your deadline: Monday. Your prize: The knowledge that your artwork helped shape the next generation of fleet history. Also, a certificate. One…