Page:Modern locomotive engineering, with questions and answers .. (IA modernlocomotive00swin).pdf/12

This page has been proofread, but needs to be validated.

Copyright 1911
by
FREDERICK J. DRAKE

Copyright 1913
by
FREDERICK J. DRAKE & CO.

Retrieved from "https://en.wikisource.org/w/index.php?title=Page:Modern_locomotive_engineering,_with_questions_and_answers_.._(IA_modernlocomotive00swin).pdf/12&oldid=13472512"