Define your skills at this puzzling geocache. The library is holding more secrets than it seems and you are needed to decode the puzzle to break into this one! After the job is done, feel free to make trades with current inventory or contribute some material of your own.
If this puzzle has gotten you stumped, check the hints for the answer.
Please lock and rescramble the code as soon as you are complete so the next informant can break in.
DO NOT CHANGE THE CODE
Please also practice respect as this is an occupied residence.