"In an hour by the watch," said Uncle Robert, "but it would not be the
same by the sun."

"Then the watches don't tell the true time, do they?" said Frank.

"The sun's shadows give us the true time," said Uncle Robert. "We will
study the shadows, and by and by may learn how the watches and clocks
are regulated. But how do you think people told the time before they had
clocks?"

"It must have been by the sun," replied Frank.

"I can tell by the sun when it is noon," said Donald, "but I don't see
how any one can tell any other hour that way."

"How do you know when it is noon?"

"Why, the sun is highest at noon." said Donald. "and the shadows point
straight toward the north."

"Early in the morning they point to the west," said Frank, "and in the
evening they point to the east."

"The people who lived in the world many hundred years ago observed the
same thing," said Uncle Robert. "There was nothing so strange to them as
the rising and setting of the sun. They loved the light that came with
it. They feared the darkness that followed its going away. They told
many interesting stories to explain this continued appearance and
disappearance. Some thought the sun was a king riding through the sky in