Oxford Review Series Textbooks- Vintage Biology and Chemistry Books

Set of 2 Oxford Review Series books-Biology and Chemistry. Chemistry is a second edition from 1936,  Biology is a revised edition from 1929. Both are softcover and have black and white illustrations and diagrams.

Vintage estate find, please see photos. Covers have some damage and pages are dog eared. Some pages have pencil markings. Binding is in good condition and books are in good readable condition.