[XII]—AT THE HOSKINS FARM
[XIII]—THE BUTTERFLY COLLECTOR
[XIV]—A CLUE
[XV]—WHEN CASPER CAME BACK
[XVI]—THROWING OFF THE MASK
[XVII]—SALLIE RIDES BAREBACK
[XVIII]—AN AEROPLANE CHASE
[XIX]—DROPPING A "BOMB!"
[XX]—OVER LAND AND SEA
[XXI]—OVER THE BOUNDARY LINE