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by Danny Murphy
by Harold Klawans
Our price: $20.12
More buying choices $3.93 used (1 offer)$18.51 new (1 offer)
by Arno Karlen
Our price: $17.14
More buying choices $4.64 used (1 offer)$8.44 new (1 offer)
by C. David Belt
More buying choices $36.81 used (1 offer)$13.08 new (1 offer)
by Colin Tudge
Our price: $21.62
More buying choices $3.81 used (1 offer)$17.25 new (1 offer)
by Erik Hoffmann
Our price: $15.70
More buying choices $16.50 used (1 offer)$14.63 new (1 offer)
by Peter Wepplo
Our price: $18.31
More buying choices $13.66 used (1 offer)$16.96 new (1 offer)
by William Wadsworth
More buying choices $50.15 used (1 offer)$20.87 new (1 offer)
by Nikola Tesla
More buying choices $11.51 used (1 offer)$11.51 new (1 offer)
by Lewis Thomas
Our price: $16.05
More buying choices $5.52 used (1 offer)$13.25 new (1 offer)
by Jonathan Wells, Ray Braun
Our price: $13.86
More buying choices $7.68 used (1 offer)$13.08 new (1 offer)
by Michael Shermer
Our price: $19.39
More buying choices $4.42 used (1 offer)$7.10 new (1 offer)
by Michael Windelspecht
More buying choices $14.10 used (1 offer)$70.26 new (1 offer)
by John Manimas
More buying choices $6.66 used (1 offer)$12.64 new (1 offer)
by Susan Sheppard
Our price: $14.49
More buying choices $5.39 used (1 offer)$13.13 new (1 offer)
by Alan Gribben, Alan Gribben
Our price: $12.13
More buying choices $4.90 used (1 offer)$11.02 new (1 offer)
by Carlton Jackson
More buying choices $48.00 used (1 offer)$33.46 new (1 offer)
by Kathleen Noftsier
More buying choices $46.08 used (1 offer)$20.83 new (1 offer)
by Margaret Wertheim
More buying choices $5.70 used (1 offer)$34.94 new (1 offer)
by Julia Farish Spencer
Our price: $23.61
More buying choices $25.40 used (1 offer)$21.41 new (1 offer)
by Gavin Williams
Our price: $31.21
More buying choices $25.27 used (1 offer)$31.21 new (1 offer)
by Fred Alan Wolf
More buying choices $2.54 used (1 offer)$18.51 new (1 offer)
by Jan Bondeson
More buying choices $7.37 used (1 offer)$20.06 new (1 offer)
by Katie Hafner, John Markoff
Our price: $23.12
More buying choices $4.26 used (1 offer)$21.61 new (1 offer)
by Allen Williams
More buying choices $3.96 used (1 offer)$9.94 new (1 offer)
by Jay P. Dolan
Our price: $22.78
More buying choices $13.47 used (1 offer)$20.88 new (1 offer)
by G. Wayne Miller
More buying choices $4.78 used (1 offer)$15.26 new (1 offer)
by T. J. MacGregor
More buying choices $4.64 used (1 offer)$66.35 new (1 offer)
by Scott Huler
Our price: $17.58
More buying choices $2.54 used (1 offer)$16.23 new (1 offer)