German WWII Navy Kreigsmarine Lambrecht Psychrometer U.S. Machine Guns 5x52mm Carcano standard Italian rifle

5x52mm Carcano standard Italian rifle cartridge with smokeless powder content

while others have a D shaped hole

it has original camouflage paint that is a mix of dunkelgelb (tan)

Army fighting in Europe

German WWII Navy Kreigsmarine Lambrecht Psychrometer U.S. Machine Guns 5x52mm Carcano standard Italian rifleOriginal Item: Only One Available. A psychrometer, or wet and dry bulb thermometer, consists of two thermometers, one that is dry and one that is kept moist with distilled water on a sock or wick. At temperatures above the freezing point of water, evaporation of water from the wick lowers the temperature, so that the wet bulb thermometer usually shows a lower temperature than that of the dry bulb thermometer. When the air temperature is below