HOUSE OF SECRETS #72

Cover shows moderate wear typical of a Silver Age book: soft/rounded corners, a vertical spine roll with light stress lines but no major color break, and general handling creases across the surface. Colors remain bright with minimal fading, and there are no visible tears, tape, or writing on the front. Book is in a protective sleeve; interior pages and back cover were not assessed, which may affect the final grade.

House of Secrets #72 arrived in mid-1964 as part of DC's ongoing mystery-anthology line, a title that had shifted from pure horror shorts to a hybrid format anchored by the recurring hero-detective Mark Merlin, written by Dave Wood and drawn by Jack Sparling. Like most issues from this stretch of the run, #72 combines a Merlin adventure with shorter suspense or fantasy filler stories typical of the era's Comics Code-compliant mystery books. It carries no first appearance, death, or origin of lasting significance, and its cover, while representative of the period's moody anthology style, has not entered the canon of widely cited classic covers.

Market data reflects a book that trades as a minor anthology issue rather than a recognized key. Certified sales cluster in the low double digits through the mid grades, with prices climbing only modestly until the low 9.0 range, after which the curve steepens sharply toward the top of the census. This pattern is typical for a scarce-in-high-grade but otherwise unremarkable Silver Age title: demand is driven almost entirely by condition rarity rather than character or story significance, since fewer than twenty copies have been graded in total and none have reached the top of the CGC scale.

This is a book for completists of the House of Secrets run, DC mystery-anthology specialists, and collectors pursuing Jack Sparling or Mark Merlin material rather than mainstream superhero buyers. Lower and mid-grade raw copies remain inexpensive and are bought mainly to fill run gaps, while high-grade certified examples command outsized premiums purely because so few copies survive in top condition. A true Gem Mint example, were one ever certified, would likely set a new high-water mark well above any current sale on record.