He kept his eyes and ears open in a vain endeavor to learn something to his advantage.
"Leo the Circus Boy"
Ralph Bonehill
Simply this: that you'll answer all my inquiries, so far as you know about this estate; and where your knowledge fails, that you'll endeavor to obtain the information for me.
"The Martins Of Cro' Martin, Vol. II (of II)"
Charles James Lever
For it was a long line they were guarding, and there was a good deal of running up and down in their endeavor to be in two places at once.
"Lonesome Land"
B. M. Bower