In how many of Robert Heinlein's novels does the character Jubal Harshaw appear?
4
Q123078
entity
Robert A. Heinlein
Robert Heinlein's
Q6301714
entity
Jubal Harshaw
Jubal Harshaw
Q929821
Stranger in a Strange Land
Q2703133
The Number of the Beast
Q3221113
The Cat Who Walks Through Walls
Q2870228
To Sail Beyond the Sunset