The wearing qualities of American steel rails
Series: Pamphlets in American history -- T 1518
Publisher: American Iron and Steel Association
Published: 1979
Place of publication: Philadelphia
Language: eng
Number of pages: 16
Subjects: Steel industry and trade; Railroad rails
Notes: Caption title.

Microfiche. Sanford, N.C. : Microfilming Corp. of America, 1979. 1 sheet ; 11 x 15 cm. (Pamphlets in American history : Tariffs ; T 1518)