H.S. · H.W. · Harriet Swedberg · W.S.
Chilton Book Co · Wallace-Homestead Book Co
| title | ISBN-13 (ISBN-10) | year of publica- tion | other author(s) |
|---|---|---|---|
| American Clocks and Clockmakers | 978-0-8019-5258-6 (0-8019-5258-1) | 1989 | Robert W. Swedberg |
| Price Guide to Antique Clocks | 978-0-87069-760-9 (0-87069-760-9) | 1998 | " |