1.
Foundations of Anisotropy for Exploration Seismics
by Helbig, K.
ISBN: 9780080372242
List Price: $153.95
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Straight on till Morning: Poems of the Imaginary World - Helen Hill - Hardcover
by Hill, Helen, Perkins, Agnes...
ISBN: 9780690013030
List Price: $13.95
4.
This Land Is Our Land A Guide to Multicultural Literature for Children and Young Adults
by Helbig, Alethea K., Perkins...
ISBN: 9780313287428
List Price: $71.95
5.
Myths and Hero Tales A Cross-Cultural Guide to Literature for Children and Young Adults
by Helbig, Alethea K., Perkins...
ISBN: 9780313299353
List Price: $68.95
6.
Dictionary of American Children's Fiction 1990-1994 Books of Recognized Merit
by Helbig, Alethea K., Perkins...
ISBN: 9780313287633
List Price: $122.95
7.
Dictionary of American Children's Fiction, 1960-1984 Recent Books of Recognized Merit
by Helbig, Alethea K., Perkins...
ISBN: 9780313252334
List Price: $126.95
8.
Dictionary of American Children's Fiction, 1859-1959 Books of Recognized Merit
by Helbig, Alethea K., Perkins...
ISBN: 9780313225901
List Price: $105.00
9.
Dictionary of American Children's Fiction, 1995-1999 Books of Recognized Merit
by Helbig, Alethea K., Perkins...
ISBN: 9780313303890
List Price: $125.00
10.
Dictionary of British Children's Fiction: Vol. 1 (A-M); Books of Recognized Merit
by Alethea K. Helbig, Agnes Re...
ISBN: 9780313272394
List Price: $172.95
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Dictionary of British Children's Fiction Books of Recognized Merit
by Helbig, Alethea K., Perkins...
ISBN: 9780313225918
List Price: $162.95
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Dictionary of Children's Fiction from Australia, Canada, India, New Zealand, and Selected Af...
by Helbig, Alethea K., Perkins...
ISBN: 9780313261268
List Price: $126.95
13.
14.
Dictionary of American Children's Fiction, 1990-1994: Books of Recognized Merit
by Alethea K. Helbig
ISBN: 9781567507904
List Price: $0.04
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Seismic Resolution: A Quantitative Analysis of Resolving Power of Acoustical Echo Techniques...
by Berkhout, A. J., Helbig, K.
ISBN: 9780080369464
List Price: $125.00
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Refraction seismics: The lateral resolution of structure and seismic velocity (Handbook of g...
by Palmer, D., Helbig, K.
ISBN: 9780946631131
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Seismic shear waves (Handbook of geophysical exploration)
by Dohr, G., Helbig, K.
ISBN: 9780946631292
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Zur Geschichte der Geophysik : Festschrift Zur 50j�hrigen Wiederkehr der Gr�ndung der Deutsc...
by Birett, H., Helbig, K., Ker...
ISBN: 9783540070023
List Price: $69.95
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22.
Dusk to Dawn: Poems of Night
by Hill, Helen, Perkins, Agnes...
ISBN: 9780690040654
List Price: $11.95
23.
Dusk to Dawn: Poems of Night
by Hill, Helen, Perkins, Agnes...
ISBN: 9780690040661
List Price: $11.89