 A World in a Drop of Water: Exploring with a Microscope Author: Alvin Silverstein Manufacturer: Dover Publications ListPrice: $4.95 Offer: $4.95
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 Pond Life: Revised and Updated (A Golden Guide from St. Martin's Press) Author: George K. Reid Manufacturer: Golden Guides from St. Martin's Press ListPrice: $6.95 Offer: $6.95
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 Caterpillars of Eastern North America: A Guide to Identification and Natural History (Princeton Field Guides) Author: David L. Wagner Manufacturer: Princeton University Press ListPrice: $29.95 Offer: $19.77
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 A Field Guide to Bacteria (Comstock Book) Author: Betsey Dexter Dyer Manufacturer: Cornell University Press ListPrice: $26.00 Offer: $17.16
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 A Guide to Common Freshwater Invertebrates of North America Author: J. Reese Voshell Jr. Manufacturer: McDonald and Woodward Publishing Company ListPrice: $34.95 Offer: $23.07
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 Guide to Microlife Author: Kenneth G. Rainis Manufacturer: Childrens Press ListPrice: $36.00 Offer: $23.76
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 Evolution vs. Creationism: An Introduction Author: Eugenie C. Scott Manufacturer: University of California Press ListPrice: $21.95 Offer: $14.93
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 Ecology and Classification of North American Freshwater Invertebrates Author: James H. Thorp Manufacturer: Academic Press ListPrice: $113.00 Offer: $90.40
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 Adventures with a Microscope Author: Richard Headstrom Manufacturer: Dover Publications ListPrice: $9.95 Offer: $9.95
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 Diatoms of North America Author: William Vinyard Manufacturer: Mad River Pr ListPrice: $15.00 Offer: $10.75
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 Bergey's Manual of Systematic Bacteriology, Vol. 2 (Parts A, B & C; Three-Volume Set) Manufacturer: Springer ListPrice: $396.00 Offer: $281.49
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 Freshwater Algae of North America: Ecology and Classification (Aquatic Ecology) Author: John D. Wehr Manufacturer: Academic Press ListPrice: $148.00 Offer: $118.40
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 Vernal Pools: Natural History and Conservation Author: Elizabeth A., Ph.D. Colburn Manufacturer: McDonald and Woodward Publishing Company ListPrice: $34.95 Offer: $26.56
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 Diatoms: Biology and Morphology of the Genera Author: F. E. Round Manufacturer: Cambridge University Press ListPrice: $90.00 Offer: $81.00
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 How to Know the Freshwater Algae Author: G. Prescott Manufacturer: McGraw-Hill Science/Engineering/Math Offer: $51.97
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 How to Know the Protozoa (Pictured Key Nature Series) Author: Theodore L Jahn Manufacturer: McGraw-Hill Science/Engineering/Math Offer: $54.06
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 Explore the World Using Protozoa Manufacturer: National Science Teachers Association ListPrice: $26.95 Offer: $26.95
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 Pennak's Freshwater Invertebrates of the United States: Porifera to Crustacea, 4th Edition Author: Douglas Grant Smith Manufacturer: Wiley ListPrice: $160.00 Offer: $128.00
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 How to Know the Insects (Pictured Key Nature Series) Author: Roger Bland Manufacturer: McGraw-Hill Science/Engineering/Math Offer: $55.31
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 How to Know the Immature Insects (Booth Laboratory Anatomy Series) Author: H. F. Chu Manufacturer: McGraw-Hill Science/Engineering/Math Offer: $57.50
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 Microscope Science Projects and Experiments: Magnifying the Hidden World (Science Fair Success) Author: Kenneth G. Rainis Manufacturer: Enslow Publishers ListPrice: $26.60 Offer: $26.60
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 Introduction to Light Microscopy (Microscopy Handbooks) Author: Mrs H Bradbury Manufacturer: Garland Science ListPrice: $58.00 Offer: $51.85
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 Protozoa Microbiology and Guide to Microscopic Identification: An Introduction to the Study of the Protozoa Author: E. A. Minchin Manufacturer: Merchant Books ListPrice: $64.95 Offer: $64.95
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Illustrated Guide to the Protozoa, Second Edition Manufacturer: Wiley-Blackwell ListPrice: $189.60
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How to Know the Aquatic Plants Author: G. Prescott Manufacturer: McGraw-Hill Science/Engineering/Math Offer: $55.31
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