The Minutia of Old-Timey Security

Here are some close-up images of the doorknob & keyhole unit for my front door. Examine them closely & perhaps you will be able to break into my apartment & steal all of the stuff that is not really worth stealing. You can then pawn it all & have enough cash to buy yourself a Charleston Chew. Be warned though, I have a dog and she's kind of mental (Click images for bigness):