Hydro signal being built for calibration of Raydist system.
Building party off of NOAA Launch 1257.
Glenn Hendrix kneeling, Steve Lloyd standing
Image ID: theb2206, NOAA's Historic Coast & Geodetic Survey (C&GS) Collection
Location: Florida, Cape San Blas
Photo Date: 1977
Credit: Captain George Jamerson, NOAA Corps
• High Resolution Photo Available