Price history & market evidence
PriceCharting guide history
Dated guide estimates for this edition, separate from completed sales.
1 dated observation—one point does not establish a trend. Last recorded 2026-10-06. Source record #9437687
Price observations belong to this edition. Guide estimates, catalog references and completed sales are separate kinds of evidence.
| Grade | Amount | Evidence | Recorded |
|---|---|---|---|
| 8.0 | $13.00 | PANEL_PROFITS · grade_8_0_valueguide | 1980-07-10 |
| 9.2 | $51.28 | PANEL_PROFITS · grade_9_2_valueguide | 1980-07-10 |
| 9.6 | $230.00 | PANEL_PROFITS · grade_9_6_valueguide | 1980-07-10 |
| 9.8 | $209.52 | PANEL_PROFITS · grade_9_8_valueguide | 1980-07-10 |
| RAW | $4.99 | PANEL_PROFITS · ungraded_valueguide | 1980-07-10 |
| 10.0 | $272.00 | PANEL_PROFITS · grade_10_0_valueguide | 1980-07-10 |
| 4.0 | $7.94 | PANEL_PROFITS · grade_4_0_valueguide | 1980-07-10 |
| 6.0 | $10.50 | PANEL_PROFITS · grade_6_0_valueguide | 1980-07-10 |
Reading this edition’s market
Compare the same cover, printing and grade before setting a bid. A raw guide or a higher-grade price does not establish a slab’s value. Include selling fees, shipping and the depth of completed-sale evidence when assessing an exit price.
The table includes 8 guide observations and 0 catalog references. These are reference values, not guaranteed sale proceeds.
Graded population
CGC records 13 graded copies for Time Warp #5 (1980). Population is the number recorded by this grading source, not the total print run or all surviving copies.
Union in Steel
| StoryTitle2 = Until I Find a Way in Time | Synopsis2 = Coming from 25th Century, a time-traveller will come to 1807 and his greed will destroy all the future.
| StoryTitle3 = Earth or Exile | Synopsis3 =
| StoryTitle4 = The Antaeus Strain | Synopsis4 =
| StoryTitle5 = The Vengeance of C-92! | Synopsis5 =
| StoryTitle6 = Numismatist | Synopsis6 =
| StoryTitle7 = Brief Encounter | Synopsis7 =
| StoryTitle8 = To Conquer the Sun | Synopsis8 =
| Appearing1 = **Featured Characters:** * **Supporting Characters:** * **Antagonists:** * **Other Characters:** * **Locations:** * **Items:** * **Vehicles:** *
| Appearing2 = **Characters:** * Sherwood Gamp * Agent X32A * Robert Fulton **Locations:** * 25th Century * 23rd Century * 19th Century ** 1807 ** 1867 **Items:** * Strontonium **Vehicles:** * North River Steamboat|Clermont **Concepts:** * Time Travel
| Appearing3 = **Featured Characters:** * **Supporting Characters:** * **Antagonists:** * **Other Characters:** * **Locations:** * **Items:** * **Vehicles:** *
| Appearing4 = **Featured Characters:** * **Supporting Characters:** * **Antagonists:** * **Other Characters:** * **Locations:** * **Items:** * **Vehicles:** *
| Notes = * Final issue. * Contains an one page Hostess ad-comic starring Flash). | Trivia = | Recommended = | Links =
Creative credits
Writers: Paul Kupperberg, Sheldon Mayer, George Kashdan, Wyatt Gwyon, Arnold Drake, Mimai Kin, Mimai Kin, Elliot S. Maggin
Interior art: Don Newton, Dick Ayers, Edgar Bercasio, Fred Carrillo, Vic Catan, Charles Nicholas, Trevor von Eeden, Jerry Bingham
Color: Gene D'Angelo
Source records & attribution
Panel Profits keeps each source identity attached to its edition record.
COMICBASE: comicbase:1106634
GCD: 34435
PANEL PROFITS: 9437687