"I see it at a glance," said the Captain.
"Whereas—" continued Barbican.
"One moment!" cried Ardan.
"Another interruption!" exclaimed Barbican; "What is the meaning of it, Sir?"
"I ask my honorable friend the privilege of the floor for one moment," cried Ardan.
"What for?"
"To continue the explanation."
"Why so?"
"To show that I can understand as well as interrupt!"
"You have the floor!" exclaimed Barbican, in a voice no longer showing any traces of ill humor.
"I expected no less from the honorable gentleman's well known courtesy," replied Ardan. Then changing his manner and imitating to the life Barbican's voice, articulation, and gestures, he continued: "Whereas, you see, my dear Captain, the period at which the Moon's visible side receives at once its light and heat, is exactl
