Tell me about escalators
By: [editor, Frank Creden].
Contributors: Otis Elevator Company.
Publisher: Otis Elevator Co.
Published: 1974
Place of publication: [New York
Language: eng
Number of pages: 23
Subjects: Escalators -- History -- Juvenile literature.; Escalators -- History.
Description: Traces the history of escalators from the first idea for a revolving stairs in 1859 to the present.