Helen Laura Sumner
2 books in the database
Books
Co-authored books and collections
Books that list Helen Laura Sumner among their authors but not as the lead author: co-written works, collections and compilations.
John Rogers Commons
A Documentary History of American Industrial Society
John Rogers Commons · 2022
Carnegie Institution of Washington
Documentary History of American Industrial Society; Volume 7
Carnegie Institution of Washington · 2018
John Rogers Commons

History Of Labour In The United States, Volume 1
John Rogers Commons · 2015
Richard Theodore Ely

Labor Problems; a Text Book
Richard Theodore Ely · 2015
