Description

each wave type individually labeled for geophysics reference

the thinnest gauge for mounting the smallest and most delicate insect specimens in permanent displays

and has an inner diameter of 119

Vertical 1

Glass prism with a 5-degree apex and 5° x 5° x 170° angles

Air and Water Pollution Teaching Model Category_Demonstrations each wave type individually labeledIllustrates the sources and effects of air and water pollution on an annotated wall mountable backboard, with extended reference information printed on the reverse.

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Air and Water Pollution Teaching Model Category_Demonstrations each wave type individually labeled

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