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Trowels or hoes ( Lindsey) , corers, shovel test pits, plumb bob, mattock, spade, shovel, marine magnetometer, side-scan sonar, or sub-bottom sonar, metal detectors, magnetometers, infrared, ground-penetrating radar wavelengths, thermography, microscopes, paintbrushes, mass-spectrometers, string, levels, ladders, cameras, computers, surveying equipment like total stations and GPs... and

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14y ago

What else can I help you with?