O'Neil, Robert Kingsley, 1869–
Nationality: Undetermined, possibly 
(United States)
Identities and Authority Control
- Open Library: OL2411168A
- pdbooks.info ID: 9338
Robert Kingsley O'Neil Contributed to the Following:
| Title | Edition | Year of Publication | Role | Country of Publication | Possible Copyright Status | Available Online? | |||
|---|---|---|---|---|---|---|---|---|---|
|  |  | 
| ||||||
| Naturalization made easy | 7th ed. | 1921 | Author | |  | |  | | |
| Naturalization made easy: what to do and what to know; a book of instruction for aliens wishing to become citizens of the United States | 6th ed. | 1917 | Author | | | | | | |
| Naturalization made easy | 8th ed. | 1925 | Author | | | | | | |