Raspberry Jam by Carolyn Wells — Read

An important feature of Fleming Stone's efficiency was his ability to make use of the services of others. In the present case, he skilfully utilized both Shane and Driscoll's energies, and received their reports -- diplomatically concealing the fact that he was making tools of them, and letting them infer that he was merely their co-worker.

Also, he depended greatly on Fibsy's assistance. The boy was indefatigable, and he did errands intelligently, and made investigations with a minute attention to details, that delighted the heart of his master.