Two pamphlets from General Railway Signal Company. (1) Centralized Traffic Control, Type K, Class M, Handbook 28. 1944. 54pp. Stiff wrappers. FINE copy. (2) GRS Car Retarder System, Maintenance Instructions, 1949. Handbook 35. 7"x 5", 90pp, illustrated, several folding plates. Metal spine binding. Stiff wrappers. FINE copy. Both are quite lovely, and fresh. Provenance for both: Library of Congress, with their rubber stamp on the last page of the pamphlet. Scarce.

N� de ref. del art�culo ABE-1603856205262

Contactar al vendedor

Denunciar este art�culo

Detalles bibliogr�ficos

T�tulo

"Centralized Traffic Control, Type K, Class M, Handbook 28" WITH "GRS Car Retarder System, Maintenance Instructions, Handbook 35"--2 scarce items

Editor

General Railway Signal Company, Rochester, NY

Fecha de publicaci�n

1944

Encuadernaci�n

Soft cover

Estado

Fine

Cat�logos de vendedores

Descripci�n de la librer�a

We have been in business since 1985--including a store in Georgetown, D.C. from 1985-2002--specializing in significant and hard-to-find works in modern (say, after 1850) physics, math, astronomy, and technology.

Ver la p�gina web de la librer�a

Informaci�n empresarial del vendedor

JF Ptak Science Books
NC, U.S.A.

Condiciones de venta y env�o

Condiciones de venta

All items are offered with a seven-day return privilege.

Condiciones de env�o

We ship USPS priority unless otherwise specified and charge only for the exact cost of shipping. Overseas shipping depends upon the country of destination.

M�todos de pago

PayPal Factura

A�adir una petici�n