 
 <prompt> CHAPTER IV.

EXPERIMENTS.

Wen Jonas don finish to nail down di corner, e talk say, "Now, dey several experiments, wey we fit do with di bellows. I go be di professor, and una two go be my class for philosophy, and I go direct una on how to do di experiments.

"First," Jonas talk, "you, Rollo, fit hold di nose of di bellows with your hand, in such a way wey you go put your thumb on top of di end, to stop am up, and then make Nathan try to blow."

Rollo do am, and Nathan try to blow. E see say e fit open di bellows easily; but wen e try press di sides together again, e no fit. E press di handle wey dey for di upper side down, as hard as e fit, but e no gree move.

"Wetin dey make am do like dat?" Nathan ask.

"Na di air inside," Jonas talk. "We don stop up all di places, where e fit commot. Di valve stop itself. Rollo stop di nose with him thumb, and I don nail di leather down close, about all di sides. And so di air no fit commot, and na im dey stop you from bring di sides together again."

Nathan try again with all him power. Di sides dey come together very slowly.

"Dem dey come," e talk.

"Yes," Jonas talk. "Dem dey come small small, just as fast as di air fit leak out through di small leaks wey dey all around."

"I think say you stop all di leaks," Nathan talk. <response>: 1. jonas
2. dey do di experiments
3. unknown
4. Rollo
5. unknown
6. Nathan
7. unknown
8. Di air wey dey inside
9. leather
10. all di leaks 