In 1937, he began "ghosting" (drawing for hire without credit) on such comic book features as Slam Bradley and Doctor Occult for the Jerry Siegel-Joe Shuster studio.

[3] In 1942, the by-then-named National Comics hired Boring as a staff artist,[4] teaming him as penciler the following year with inker Stan Kaye.

"[12] Another writer echoed, "Boring's bravura brushwork defined many of its key elements and made Superman look more powerful and imposing, now standing a heroic nine heads tall, and brought a fresh realism, a sleek sci-fi vision and a greater seriousness of tone.

[16] He briefly returned to DC to pencil some stories in All-Star Squadron Annual #3 (1984), Superman #402 (Dec. 1984), and Action Comics #561 and 572 (Nov. 1984 and Oct.

[11] Boring died of a heart attack,[16] following a brief comeback announced in one of his last published works, penciling a Golden Age Superman story written by Roy Thomas and inked by Jerry Ordway in Secret Origins vol.