Freeman Bibliographical Database
| Identifier: | A909 |
| Date: | 1831 |
| Concise reference: | Herschel, John Frederick William. 1831. A preliminary discourse on the study of natural philosophy. London: Longman, Rees, Orme, Brown & Green and John Taylor. |


| Identifier: | A909 |
| Date: | 1831 |
| Concise reference: | Herschel, John Frederick William. 1831. A preliminary discourse on the study of natural philosophy. London: Longman, Rees, Orme, Brown & Green and John Taylor. |