"I wouldn't want to fall down there!" said Mirabell to her brother.

"I should say not!" exclaimed Arnold. "You'd get all black!"

The coal man, after opening the large, round hole in the sidewalk,
climbed back on his wagon to shovel off his load. And just then Carlo,
the dog belonging to Dorothy, ran barking out of the side entrance of
the house where he lived. Carlo always became excited when coal was
being put in the sidewalk hole.

"Bow-wow! Wow!" barked Carlo.

"Look out you don't fall down the hole!" cried Mirabell.

Just then Carlo gave a jump around behind the little girl, and, somehow
or other, he became entangled in the string that was tied on the Lamb.

"Look out, Carlo! Look out!" cried Mirabell. "Be careful or you'll break
my Lamb's string!"

But Carlo was not careful. He did not mean to make trouble, but he did.
He barked and growled and jumped around until his legs were all tangled
up in the cord.

"Oh, look!" suddenly cried Arnold. "Look at your Lamb!"

And, as he spoke, Carlo gave a big jump to get the tangling string off
his legs. The string broke, but, as it did so, the Lamb started to roll
toward the open coal hole. And, at the same moment, the driver of the