Seal elements Rest of the patch English determination method: SHA-1...
DescriptionPatch of the Rockville City Police Department (1976).png English: Patch of the Rockville City Police Department (1976) Date April 1977 Source...
DescriptionPatch of the Rockville City Police Department (former).png English: Patch of the Rockville City Police Department (former) Date 28 February...
Other versions This image includes elements that have been taken or adapted from this file: Patch of the Rockville City Police Department (1976).png....