Donald F. and Mildred Topp Othmer Library of Chemical History
Research library in Philadelphia, Pennsylvania, USA.
Contact details
- Website
- www.chemheritage.org/library/library.html unreachable when last checked
- Online catalogue
- othmerlib.chemheritage.org/search unreachable when last checked
- reference@chemheritage.org
- Phone
- 215-873-8205
- Fax
- 215-629-5205
- Address
- 315 Chestnut Street, USA, Pennsylvania, Philadelphia
Philadelphia, Pennsylvania, USA
Opening hours
| Monday | 10:00 - 04:00 |
|---|---|
| Tuesday | 10:00 - 04:00 |
| Wednesday | 10:00 - 04:00 |
| Thursday | 10:00 - 04:00 |
| Friday | 10:00 - 04:00 |
| Saturday | Closed / not given |
| Sunday | Closed / not given |
Hours were supplied by the library or a visitor and may have changed. Check the library's website before you travel.
Library information
- Type
- Research library
- Catalogue system
- Innovative Interfaces, Inc
- Location
- Philadelphia, Pennsylvania, USA
- LibDex ID
- 33313
- Last updated
- 26 October 2026