Bridges-- wrought iron to steel to reinforced concrete
Subtitle: Harford County's rural heritage
By: Henry C. Peden, Jr., Jack L. Shagena, Jr
Contributors: Shagena, Jack L.
Series: Harford County's rural heritage
Publisher: Jack Shagena
Published: 2010
Place of publication: Bel Air, MD
Language: eng
Number of pages: 183
ISBN-13: 9780981916460
Subjects: Bridges; Design and construction; History
Notes: Includes bibliographical references and index.