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Vintage Aqua Survey and Instrument Co. Magnetic Locator (Dip Needle)
Vintage magnetic dip needle locator made by Aqua Survey and Instrument Co., Cincinnati, Ohio. Marked "Patents Pending." Used for locating buried ferrous metal such as water meters, valve boxes, survey stakes and manhole covers.
Black body with a dial scale and red needle, north/south arrows, and a numbered base. Includes the original brown leather carrying case with two brass snaps and strap rivets; the inside of the case is marked Surveys Aqua Instruments, Cincinnati, O., with a retailer stamp.
A neat collectible for surveyors, utility workers, and vintage tool or instrument collectors. Please see all photos for condition.
