“The worst of it is,” said John, “that mother says we’ve only got another three days, even if the weather does hold out.”
“We can do a lot in three days,” said Susan.
“There’s one thing we must do now,” said John. “And that’s make our chart. The Amazons will be here tomorrow, and they’ve got their own names for everywhere. We must make our chart today. Who’s going to help?”
Everybody wanted to help. A few minutes later Captain John was lying flat on his stomach on the ground with the guidebook and its map open before him. The others squatted round him, watching him copy the outline of the lake on two pages of the big exercise-book that had been brought for a log.
“There isn’t room to do it here