puzzler

“Well, it is a puzzler,” said Adams, with a quiet smile and a perplexed look.

“It will be a puzzler, without Smoker can run it down,” said Humphrey.

This was a puzzler to Kelly, who only knew his own side of the question.

This is a puzzler, but there is an apparent way of surmounting the difficulty.

This question is often a puzzler for both Compositor and Reader.

"Well, if this isn't a puzzler, I don't know what is," observed Grif.

That question, which raised a general laugh at my expense, was a puzzler.

How she come to be related to that hard-as-nails Joe Stagg is a puzzler.

All this was plain enough, but the last sentence was the puzzler.

I can easily descend with the cavalry, but how to get the wagons down is a puzzler.