It was therefore necessary to point out which of these leads to the centre of the globe.

What did the Icelandic sage do?
He observed that at the approach of the kalends of July, that is to say in the last days of June, one of the peaks, called Scartaris, flung its shadow down the mouth of that particular crater, and he committed that fact to his document.

Could there possibly have been a more exact guide?
As soon as we have arrived at the summit of Snaefell we shall have no hesitation as to the proper road to take." Decidedly, my uncle had answered every one of my objections.

I saw that his position on the old parchment was impregnable.

I therefore ceased to press him upon that part of the subject, and as above all things he must be convinced, I passed on to scientific objections, which in my opinion were far more serious.
"Well, then," I said, "I am forced to admit that Saknussemm's sentence is clear, and leaves no room for doubt.