Here is the proof: even as a whippersnapper, young Rand seemed to love the cornea.
We meet our snapper first as a whippersnapper—shot by who knows?
1670s, apparently a "jingling extension" [OED] of *whip-snapper "a cracker of whips," or perhaps an alteration of snipper-snapper (1580s). Cf. also late 16c. whipperginnie, a term of abuse for a woman.