Bansemer was almost positive that the bullet which had killed his assailant had come from one of the upper windows, but whether from friend or foe, was undeterminable.
"Jane Cable"
George Barr McCutcheon
Sitting on a bench, watching them as a dog watches its master's coat, was a girl of some undeterminable age,-perhaps of ten or twelve years.
"Marm Lisa"
Kate Douglas Wiggin
This golden dyke, two and a half to three miles wide and of undeterminable length and depth, had merely been formed by strong, cunning hands into walls, battlements, houses, mosques, and minarets.
"The Flying Legion"
George Allan England