Hobby Boss 87261 1/72 US P-61A Black Widow Model Plane Kit Roadname_Columbia & Cowlitz The AR-1 uses tiny Opto-Sensors

The AR-1 uses tiny Opto-Sensors mounted between the rails where they are shaded from ambient room light by a piece of rolling stock

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Scenic Cement™ - 4 fl oz (118 mL)

Die-cast metal tender body and trucks

Class One Model Works FC00209 HO Scale GSC Heavy Duty Flatcar "Wood Deck" Erie Lackawanna EL 7260

Hobby Boss 87261 1/72 US P-61A Black Widow Model Plane Kit Roadname_Columbia & Cowlitz The AR-1 uses tiny Opto-SensorsHobby Boss 87261 1 72 US P 61A Black Widow Model Plane Kit The Northrop P 61A Black Widow was the first operational U. S. aircraft specifically designed as a night fighter, and one of the most unique aircraft of World War II. It featured advanced radar, a powerful armament layout, and a distinctive twin boom design. The P 61A was the first production version of the Black Widow and marked a major step forward in night interception capability for the U.