Set of 2 landform models, each includes an overlay representing ancient mountain forms that can be removed and compared with the base model to show changes millions of years later.
Cross section shows basic mountain types, volcanic fault block, glaciated domes and folded mountains with lesson plan, size 45 x 60 cm.
For withdrawing soil samples of consistent volume from a deep, continuous core.
Cadmium plated sample cylinder with serrated cutting edge with wooden handle.
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