Electronics package of sono-radio-buoy for RAR. This instrument was developed by Almon Vincent on the GUIDE. Forerunner of Anti-submarine warfare sonobuoys
Image ID: theb2261, NOAA's Historic Coast & Geodetic Survey (C&GS) Collection Photo Date: 1936 Credit: C&GS Season's Report Hardy 1936-98 Category: Charting/Navigation/Electronic/Radio-Acoustic Ranging/ • High Resolution Photo Available
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