Sikorsky S-55

This model is a version of S-55 H-19

c/n 55-897

Year 1956

Helicopter Sikorsky S-55 Serial 55-897 Register N746A used by Humble Oil and Refining Company. Built 1956. Aircraft history


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usa N746A
Humble Oil and Refining Company
Sikorsky S-55 c/n 55-897, ff:?
del Humble Oil as N746A, 1956.

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