Island in San Francisco Bay, California; site of a federal prison 1934-63

Let's find possible answers to "Island in San Francisco Bay, California; site of a federal prison 1934-63" crossword clue. First of all, we will look for a few extra hints for this entry: Island in San Francisco Bay, California; site of a federal prison 1934-63. Finally, we will solve this crossword puzzle clue and get the correct word. We have 1 possible solution for this clue in our database.