Threshold
| First published | 1985 |
|---|---|
| Series | To Halt Armageddon #1 |
| Publisher | Bantam Spectra |
| Format | Paperback |
| Type | Novel |
| Cover art | E. T. Steadman |
| Pages | 274 |
| Price | $2.95 |
| ISBN | 0553248782 |
- "A Bantam Spectra Book / December 1985"
- First printing as per the number line: O 0 9 8 7 6 5 4 3 2 1
- Price in Canada C$3.50
| Year | Reviewer | Publication |
|---|---|---|
| 1986 | Michael E. Stamm | Fantasy Review, January 1986 |
| 1986 | Tom Easton | Analog Science Fiction/Science Fact, April 1986 |
| 1986 | Russell Blackford | Australian Science Fiction Review, #2, May 1986 |
| 1986 | Baird Searles | Isaac Asimov's Science Fiction Magazine, June 1986 |
| 1986 | Don D'Ammassa | Science Fiction Chronicle, #83 August 1986 |
| 1988 | Ken Brown | Interzone, Spring 1988 |
| Title | Year | Publisher | Format | Type | Catalog ID | Cover Artist | Pages | |
|---|---|---|---|---|---|---|---|---|
| Threshold |
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1987 | New English Library | Paperback | Novel | Mark Salwowski | 274 | |
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2018 | Eric Flint's Ring of Fire Press | eBook | Novel | |||
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2018 | Eric Flint's Ring of Fire Press | Trade Paperback | Novel | 379 | ||
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2020 | Ring of Fire Press | digital audio download | Novel | |||
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2021 | Eric Flint's Ring of Fire Press | Trade Paperback | Novel | 379 | ||
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2023 | Untreed Reads Publishing | eBook | Novel | |||
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2024 | Untreed Reads Publishing | Trade Paperback | Novel | 354 |