Roundhouse 1439 HO Scale 50' Mechanical Reefer Union Pacific ARMN 902015 Hardware - 4M The size of these cars

The size of these cars can mean only one thing

Road numbers 4403

Wheel Type: Raid

Compact size

Trumpeter Scale Models TSM-1008 M1083 FMTV Cargo Truck with Armored Cab

Roundhouse 1439 HO Scale 50' Mechanical Reefer Union Pacific ARMN 902015 Hardware - 4M The size of these carsRoundhouse 1439 HO Scale 50' Mechanical Reefer Union Pacific ARMN 902015 The railroads responded to the migration from ice stored in bunkers as a primary cooling system to the diesel mechanical systems. The mechanical reefers could keep a more regular temperature, often times colder then what the ice bunker cars could at the time. Initially mechanical reefers were used primarily in frozen food service. This would soon change as mechanical