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Scientist with the system he designed to record precise photo data

By Coastal and Marine Hazards and Resources Program 2017 (approx.)
erry Hatcher with the system he designed to record the precise time and geographic location of each air photo Van Wagenen shoots
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Detailed Description

Gerry Hatcher with the system he designed to record the precise time and geographic location of each air photo Van Wagenen shoots.

Sources/Usage

Public Domain.