Railroad Curves and EarthworkCalvin Frank Allen · First published 1907 · Latest edition 2015Open the Tome
A programme of job evaluation for Santierul Naval ConstantaCalvin Allen · First published 1995Open the Tome
Employee participation and involvement into the ninetiesCalvin Allen · First published 1991Open the Tome
![Cover of Adventures of Calvin W. [Entrepreneur] the Stake](https://covers.openlibrary.org/b/isbn/9781470064105-M.jpg?default=false)
