Table of Contents
April 1998
Volume 7, Number 4

SURVEYING/GPS
Grains of Sand
GPS survey-grade technology provides critical data for
understanding beach erosion
By Megan Hamilton

GPS Technology Proves It's Up to Par
New survey application in golf course construction is saving
time and money for contractors
By Bob Bailey

SPECTROMETRY
CERES Experiment Provides NASA Valuable Data
Detailed information measures incoming solar radiation
By Robert Wheeler, Don R. Cahoon, and Gerald C. Purgold

SPATIAL DATA
CD Technology Has Vendors Selling More and Customers
Using More Spatial Data
By Kevin P. Corbley

AIRBORNE
Mission Possible
Navigation system combines with aerial photography
for unintrusive mapping mission at Hartsfield International Airport
By Irving C. Hoffman

GPS Q&A

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