Author
Stephen Barr
Experiments in Topology
Stephen Barr
Experiments in Topology
Mathematical brain benders
Stephen Barr
Mathematical brain benders
A miscellany of puzzles, mathematical and otherwise
Stephen Barr
A miscellany of puzzles, mathematical and otherwise
Upside down Hat
Stephen Barr
Upside down Hat
Puzzlequiz
Stephen Barr
Puzzlequiz
Experiments in Topology (Dover Books on Mathematics) by Stephen Barr (1989-03-01)
Stephen Barr
Experiments in Topology (Dover Books on Mathematics) by Stephen Barr (1989-03-01)
Believing Scientist
Stephen Barr
Believing Scientist
New Jersey
Stephen Barr
New Jersey
Second Miscellany of Puzzles Mathematical and Other Wise
Stephen Barr
Second Miscellany of Puzzles Mathematical and Other Wise
Galaxy Science Fiction, Vol. 16, No. 3 (July, 1958)
Poul Anderson
Galaxy Science Fiction, Vol. 16, No. 3 (July, 1958)
Science Fiction Gems
Rog Phillips
Science Fiction Gems
The Magazine of Fantasy and Science Fiction, December 1968 (Volume 35, No. 6)
Ron Goulart
The Magazine of Fantasy and Science Fiction, December 1968 (Volume 35, No. 6)
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