Relief map of North Atlantic Ocean showing typical portion of ocean floor.
It is easy to identify all the major ocean features, complete 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.
For cutting solid cylindrical soil sample.
Steel tube with cutting edges at lower end.
An engraved index line ensures consistent volume of sample with tommy bar, size 500 x 50 mm
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