Up the Line
Worth buying if: You enjoy Robert Silverberg's character-led science fiction.
Skip it if: You prefer hard SF focused on technical detail over moral dilemmas.
Exact edition: Edition shown · ISBN-13 9780743444972. The Amazon link uses this ISBN, so the product page should open to the edition shown here.
If this page helped you decide, purchasing through the Amazon button above supports UPB Books at no extra cost to you and helps us continue improving the site. Thanks for visiting today.
Check Amazon for the current price and availability of this exact edition.
As an Amazon Associate I earn from qualifying purchases. Some outbound links are paid links, at no additional cost to you.
Summary
In Up the Line, Silverberg follows time-tour guide protagonists through Byzantine historical excursions and illicit trips that expose the ethics of altering the past, blending grand speculative ideas with character-driven consequences over roughly 320 pages.
Why this book now
Silverberg's mature take on time travel rewards readers revisiting classic science fiction and anyone tracing how modern temporal ethics grew from earlier genre experiments.
30-second preview
Two quick cards, fifteen seconds each.
Card 1 of 2
Best for readers who...
Good fit if you want...
- You enjoy Robert Silverberg's character-led science fiction.
- You want paradox-rich time travel and historical set pieces.
- You prefer hard SF focused on technical detail over moral dilemmas.
- You expect a short, fast-paced thriller rather than a 320-page exploration.
- You only want something with very current references and examples.
Decided it fits?
Exact edition: Edition shown · ISBN-13 9780743444972
Worth buying if: You enjoy Robert Silverberg's character-led science fiction.
Skip it if: You prefer hard SF focused on technical detail over moral dilemmas.
Check Amazon for the current price and availability of this exact edition.
Reader guide
Cues to help you decide faster.
Reading commitment
Balanced Moderate time
At about 320 pages, expect a steady, reflective pace—best for readers who can sit with ethical ambiguity and layered historical scenes.
What stands out here
This I Books edition foregrounds Silverberg's prose and the novel's structural examination of tourism, law, and personal regret in time-travel fiction.
Best way to approach it
Read Up the Line attentively, pausing to consider the consequences of each temporal excursion and the changing motives of Silverberg's protagonists.
Was this page helpful?
Quick thumbs only. No login.
Loading feedback…
Exact edition: ISBN-13 9780743444972
Check Amazon for the current price and availability of this exact edition.