Independent·Space Family Robinson·#5·Silver Age·ID-3344044
| Grade | Census & Float Distribution | Copies / Slabs | Role | FMV | Sales | Total Value | Multiple |
|---|---|---|---|---|---|---|---|
| 9.8 | 0 slabs | 0 | $767.16 | — | — | (119.7x) | |
| 9.6 | 1 of 10 slabs (10.0%) | 1 | — | — | — | (10.0%) | |
| 9.4 | 0 slabs | 0 | — | — | — | — | |
| 9.2 | 3 of 10 slabs (30.0%) | 3 | SOV | $124.58 | 3 | $373.74 | (19.4x) |
| 9.0 | 1 of 10 slabs (10.0%) | 1 | — | — | — | (10.0%) | |
| RAW | Raw Uncertified Copies | — | RAW | $6.41 | — | — | (1.0x Base) |
Market operates purely on organic buyer and seller auction discovery. Zero artificial price interventions or emergency liquidity halts on record.
Understand how physical sales, invested dollars, and liquidity friction divide across grades.
Completed market sales by grade
Relative market value allocation
Estimated execution friction
Bibliographic provenance, creator credits, historical significance, and multimedia documentation.
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Publisher profile coming soon
Marvel revolution. Stan Lee, Jack Kirby, and Steve Ditko create the modern superhero. Spider-Man, Fantastic Four, X-Men debut.
The sweet spot for collectors — significant enough to be culturally important, scarce enough to be valuable. 9.8 copies are extremely rare.









Silver Age (1956–1970) — the era that redefined the superhero genre. Scientific themes, moral complexity, and Stan Lee's Marvel revolution define this period. High-grade copies command aggressive premiums.
Inspectable mathematical proof, blockchain/ledger provenance, data integrity validation, and asset taxonomy.
In illiquid alternative asset markets, sovereign blue-chip holdings trade at an exponential multiple over mid-grade float due to institutional accumulation and inelastic seller reservation prices.
The Robinsons joyfully land on a planet they think is Earth, but find that they've been tricked by an illusion mist. Vegetable-like trogs trap visitors and drain off their strength. Joining forces with the marooned giant Ptor-Liom, the Robinsons fight free, but the trogs paralyze Ptor-Liom. The Robinsons use their shuttle and their space station to carry him aloft. He's rescued by others of his own kind, and the Robinsons resume their weary way home.
Strict algorithmic segregation separating clean single-issue Cover A sales from multi-issue lot bundles, retailer exclusives, and foreign variants.