Original U.S. WWI M1912 Experimental Entrenching Shovel with Picket Pin and Carrier British Documents & Books It operated on only one

It operated on only one single frequency and it required no tuning adjustments

making "four-wheel drive" a household term

They were equipped with heavier guns enabling them to fulfill both anti-tank and artillery roles successfully

as it’s likely been where it is for decades

Entered military service from Pennsylvania

Original U.S. WWI M1912 Experimental Entrenching Shovel with Picket Pin and Carrier British Documents & Books It operated on only oneOriginal Item: Only One Available. This is an exceptionally rare excellent complete example of a model 1912 experimental entrenching shovel with a removable shovel head on the 1912 picket pin farrier hammer. This rare entrenching tool also comes with a very nice R. I. A. 1910 marked M1905 shovel cover. The securing strap is also marked R. I. A. 1910, a great detail. All components of this entrenching tool are offered in great service used condition.