These three USS Helena Gun Fire Charts
are from the CINCPAC December 1941 War Diary.

The PDF versions allow you to enlarge each Chart with
minimal distortion and more clearly see the handwritten notations.

The times that are legible are all after 0800.

One of the tracks in Chart I has 7 (H), 14000, 0812

This most likely indicates 7 Horizontal Bombers at altitude 14,000 feet.

There is no ship at F-9

SIG TOW = Signal Tower

source: Fold3

PDF VERSIONS

  Gun Fire Chart I

   Gun Fire Chart II

   Gun Fire Chart III

CHART I

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CHART II

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CHART III

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