The Logo of The Maryland and Pennsylvania Railroad Historical Society

THE MARYLAND AND PENNSYLVANIA RAILROAD
HISTORICAL SOCIETY

The Maryland and Pennsylvania Railroad Historical Society

Preserving history...in prototype and in miniature!


219 PRINCETON LANE  -  BEL AIR, MD  21014

MARYLAND & PENNSYLVANIA RAILROAD
LOCOMOTIVE NO. 27

Builder: Baldwin   Type: 4-6-0   Class: 10-32D-1002   Number: 29760
Built: December, 1906 Retired: December, 1955
 
Drivers: 56" Cylinders: 19 x 24 Operating Pressure: 180 lbs. Tractive Effort: 23,660 lbs.
Light Weight - Engine & Tender: 160,000 lbs. Tender Coal Capacity: 6 tons Tender Water Capacity: 4,000 gal.

Weight in Working Order
Drivers: 102,960 lbs. Engine: 128,860 lbs. * Tender: 79,773 lbs. Total: 208,633 lbs.
 

NOTES:

 

Engine No. 27 cost $11,874.

Engine No. 27 was built with Stephenson valve gear.

Flange lubricators were installed in November of 1916.

A new cab was installed in May of 1919.

A Loco Light generator, Model "C" 450 watt, was installed on November 22, 1919.

A new cab was installed in November of 1921.

A Pyle National generator, Type E, 1500 watt, was installed on November 30, 1921.

A superheater and Walschaerts valve gear was installed in April of 1922.

Straight air was installed in 1936.

A steel cab was installed, date unknown.

* Engine weight increased to 143,000 lbs. with steel cab and Walschaerts valve gear.

Various company sources sometimes give conflicting dates for installation of improvements. Best judgement has been used when conflicts exist.

Data has been gathered from various sources, including Annual Reports, AFEs, the M&PA's Shop Book and photographs.

Information compiled by Charles T. Mahan, Jr.


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Copyright - The Maryland and Pennsylvania Railroad Historical Society, 2009.
Last updated on 3/23/2009.