Phelps Motor Vehicle Company was a manufacturer of automobile

Automobile

An automobile, autocar, motor car or car is a wheeled motor vehicle used for transporting passengers, which also carries its own engine or motor...

s in Stoneham, Massachusetts

Stoneham, Massachusetts

Stoneham is a town in Middlesex County, Massachusetts. Its population was 21,437 at the 2010 census, down from 22,219 in 2000. The town is the birthplace of Olympic figure skating medalist Nancy Kerrigan and is the home of the Stone Zoo.- History :...

 between 1903 and 1905.

The 1904 Phelps was a touring car

Touring car

A touring car, or tourer, is an open car seating five or more. Touring cars may have two or four doors. Often, the belt line is lowered in the front doors to give the car a more sportive character. They were often fitted with a folding roof and side curtains. Engines on early models were either in...

 model. Equipped with a tonneau

Tonneau

right|thumb|260px|1903 [[Ford Model A |Ford Model A]] rear-door TonneauTonneau cover , describes a hard or soft cover used to protect unoccupied passenger seats in a convertible, roadster, or for a pickup truck bed. Hard tonneau covers open by a hinging or folding mechanism while soft covers open...

, it could seat 4 passengers and sold for US$2000. The vertically mounted water-cooled straight-3

Straight-3

A straight-three engine, also known as inline-three engine, or a triple, is a reciprocating piston internal combustion engine with three cylinders arranged in a straight line or plane, side by side....

, situated at the front of the car, produced 15 hp (11.2 kW). A 3-speed transmission was fitted. The armored wood-framed car weighed 1500 lb (680 kg).