First-hand

a. Obtained directly from the producer or wholesale dealer; hence, without the intervention of an agent.

One sphere there is . . . where the apprehension of him is first-hand and direct: and that is the sphere of our own mind. J. Martineau.

n. Possession, either original or immediately subsequent to production, and by direct transfer from the producer.

At first-hand, immediately; without the intervention of any agent. [Colloq.]

I am empowered to mention that it is the intention of the person to reveal it at first-hand, by way of mouth, to yourself. Dickens.