Yes,there is a prequel (Rose).
JEFF SMITH has written: 'BONE'
my name is Jeff Smith and i write bone books i say the are 9
Jeff smith
In August, they usually release them every six months but in this case its seven.
Jeff smith
Author of BONE (comic series)
Jeff Smith.
Jeff Smith is a cartoonist and creator of the Bone comic series. He is married, but does not have any children.
"Rose," by Jeff Smith, contains about 136 pages in its hardcover version.
Jeff Smith -- he is author of BONE (comic series)
At the library
Jeff Smith uses a font that I cannot remember right now.