HOUSE OF SECRETS #76
Eclipso versus Prince Ra-Man in the two-part "Helio, the Sun Demon" crossover, Jack Sparling cover
// Unit specification
// Run position
// Condition analysis
Cover shows moderate wear consistent with a mid-grade Silver Age book: notable corner rounding at top left and bottom corners, light surface creasing and a vertical crease line visible near the right edge, and some minor edge wear along the top and right border. Colors remain bright with no major fading, and there is no evident tearing or major color-breaking creases, though the book is in a protective sleeve which may mask fine surface scuffing. Spine stress ticks are not clearly visible due to the sleeve reflections. Interior and back cover were not assessed, so grade could shift once those are examined.
// Valuation — market reference
| Bracket | Grade | Est. market value | Marker |
|---|---|---|---|
| LOW_RAW | 0.5 – 1.5 | $8 | |
| MID_RAW | 4.0 – 6.0 | $20 | |
| HIGH_CERT | 9.8 SLAB | $375 |
// Archive commentary
By early 1966 House of Secrets had abandoned the tepid mystery anthology format that opened its run and turned itself over to two continuing features: Eclipso, the split-personality villain-hero born of Bruce Gordon's eclipse-triggered transformation, and Prince Ra-Man, the mystic identity assumed by the former Mark Merlin. Issue #76 brings the two leads together in the book-length two-part story "Helio, the Sun Demon," scripted by Bob Haney with Jack Sparling handling the Eclipso chapter and cover and Bernard Baily drawing the Prince Ra-Man half. The confrontation cover is among the more graphically direct of the late run, and the issue is a useful marker of DC's mid-decade attempt to convert a fading horror title into a costumed-adventure book before the series went on hiatus after #80.
Market behavior here is that of a collected mid-run Silver Age DC rather than a key. Demand comes from run collectors filling the 1963-1966 Eclipso stretch, from Eclipso specialists whose interest was renewed by the character's later use in Justice League and Doom Patrol continuity, and from buyers pursuing early Prince Ra-Man material. Copies surface regularly on eBay and dealer sites in Good through Fine, and prices move within a narrow band across those grades, with the meaningful step-up occurring only at solid Very Fine and above. The title's late issues had modest print runs and the newsstand distribution of the period left few unhandled copies, so genuine high grade is scarce even though the book itself is not hard to find.
The practical collecting picture is a low-cost raw book with a thin, illiquid certified tier. Below Very Good the issue is essentially reader-grade inventory and should be priced as such; the four-to-six band is where most transactions occur and where a dealer can expect steady, unspectacular turnover. At the top of the scale the calculus reverses: with virtually nothing certified in the highest grades, a Near Mint example would be sold on registry and census scarcity rather than on character demand, and pricing would be established by the sale itself. Buyers assembling the Eclipso run should acquire the mid grades opportunistically and treat any high-grade copy as an opportunity that may not recur.
// Copies in archive
| Unit | Grade | Variant | Status |
|---|---|---|---|
| ECA-007729 | ~5.5 | — | AVAILABLE |
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