Fur-covered tome with GROO written on it

Description:	This tome has a thick wolf pelt dust jacket, and the author is not credited. The title is the single word GROO written on the front in large red-dyed letters.
Armour type:	tome
Stats:	Gives temporary boost to some barbarian skill(s).
It looks	A bit heavy (2.2 kg)
Sacvalue:	70gp
It is called	Missing handles
It takes the following slot:	Held
Made of:	fur
Size:	Missing size
Quality:	Missing quality
From:	Missing where from gained
Other info:	Has one use only.