TY  - BOOK
AU  - Langdon,John
TI  - Wordplay: the philosophy, art, and science of ambigrams 
SN  - 0767920759
AV  - Z43 .L259 2005
U1  - 745.61 22
PY  - 2005///]
CY  - New York
PB  - Broadway Books
KW  - Ambiguity
KW  - Calligraphy
KW  - Plays on words
N1  - "A previous edition of this book was published in 1992 by Harcourt, Brace Jovanovich"--T.p. verso; Foreword / Dan Brown -- Introduction -- Discovering the Tao -- Yin and Yang -- Philosophy, Art, and Science -- Hypothesis/thesis/antithesis/synthesis -- Theory -- Ambiguity -- Reality -- Orientation -- Symmetry -- Truth and beauty -- Asymmetry -- Reflect -- Balance -- Polarized -- Magnetic -- Electricity -- Gravity -- Up/dn -- Waterfalls -- Minimum -- Wavelength -- Normal distribution -- Time -- Past/present/future -- Sometimes/never -- Seasons -- Choice/decide -- Inertia -- Momentum -- Chain reaction -- Energy -- Action/re-action -- Perfection -- Mathematics -- Algebra -- Big bang -- Astronomy -- Syzygy -- Limits/infinity -- Spirals -- Organic -- Change/changes -- Origins and history of my ambigrams -- How a word becomes an ambigram -- Acknowledgments -- Permissions
N2  - Features a collection of ambigrams, words that can be read both right side up and upside down, along with essays that show how the shape of letters can change words and their meanings
UR  - http://www.loc.gov/catdir/enhancements/fy0624/2005046973-s.html
UR  - http://www.loc.gov/catdir/enhancements/fy0624/2005046973-b.html
ER  -