The Third Regiment of the Foot was later called the Scots Guards, but since that term wasn't used in 1750, I didn't use it in my narrative. Check the man in the center--this is what Captain Murray would have looked like when Charlotte met him at the dancing assembly.
Prince Augustus Frederick, Duke of Sussex sixth son of George III. He married secretly twice but since it was after the marriage act of the first was annulled and the second never really recognized. He was the favorite uncle of Queen Victoria.