G S · George R. · George S. · R. S.
| title | ISBN-13 | year of publica- tion | other author(s) |
|---|---|---|---|
| The Vertical Transportation Handbook | 978-0-470-40413-3 | 2010 | Robert S. Caporale |
| The Vertical Transportation Handbook | 978-0-471-16291-9 | 1998 | |
| Vertical Transportation | 978-0-471-83167-9 | 1968 | |
| Vertical Transportation: Elevators and Escalators | 978-0-471-86733-3 | 1983 | |