"A new unattached sediment sampler" by Peter L. Sachs and Samuel O. Raymond
 

Abstract

An improved sediment sampler that is used without winch or wire has been developed, tested, and used at sea. The device employs an expendable iron-ballast, steel-casing combination and a recoverable glass-float, plastic-liner assembly. Of 50 samplers launched in deep water under a variety of conditions, 46 instruments were recovered. Forty-one of these contained samples....

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