Geophone 57

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Item Geophone
Item code
Description
Manufacturer S.I.E.
Circa
Model
Donor Charlie Klutts
Location Houston Geoscience Center
Serial number NMI-20"NMI" can not be assigned to a declared number type with value -20.
Taxonomy IMG2171
  1. 20. Cap is stamped with SIE (Southwestern Industrial Engineering Company) logo and D1 within a double circle. Molded rubber cable entry is integral with preformed packing gland under cap. Number 17 is written on bottom of case.

File:IMG2171.jpg