This is worse than having to wait for the next installment of Battlestar Gallactica

Has anyone solved Tim Challies' test yet? It's been driving me crazy! I know some of these but can I identify them? I've been saying, "I know that one, it's... Oh, what is it called again?" Can you do it? See, here.

And, while I'm here, have you seen that Redeemer in New York is having a Wagner Ring-fest summer class! Tim, you are the man!