Hawkins' indicator catechism.
Subtitle: A practical treatise for the use of erecting and operating engineers, superintendents, students of steam engineering, etc.
By: By N. Hawkins. Containing the description of the instrument and directions for its application for obtaining the best results in the use of steam.
Publisher: T. Audel & Co.
Published: 1903
Place of publication: New York City
Language: eng
Number of pages: 173
Other titles: Indicator catechism.