I could not discover any error, and was able to prove it by inspection, by Canon, by Gunter, or by figure.
"You think yourself a very clever fellow, I dare say," said the little fat captain.
"A second Euclid!" said the tall captain. "Pray, Sir, do you know the meaning of 'Pons Asinorum?'"
"Bridge of Asses, Sir," said I, staring him full in the face, with a smile under the skin.
Now it was very clear to me that the little fat captain had never heard of the Asses Bridge before, and therefore supposed I was quizzing the tall captain, who, from having been what we used to term a " harbour-duty man" all his life, had heard of the Pons Asinorum, but did not know which of the problems of Euclid it was, nor how it was applicable to navigation. The fat captain, therefore burst into a horse laugh, saying, "I think he hits you hard; you
