NMLP P-018580 · Point of issue · minted 2026-07-04

World of Ptavvs

Larry Niven · Ballantine · 1966

A shorter version of the story first appeared in the March 1965 issue of Worlds of Tomorrow; this Ballantine paperback is the first book publication

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New Mexico Literacy Project — Point of issue NMLP P-018580 for "World of Ptavvs" by Larry Niven (https://newmexicoliteracyproject.org/id/point/p-018580, CC BY 4.0, dataset DOI 10.5281/zenodo.21184548).