http://www.rssboard.org/rss-specification 720 XTF Search Results (docsPerPage=100;f70-subject=Science -- Textbooks) https://catalog.wrhs.org/collections/search?docsPerPage%3D100;f70-subject%3DScience%20--%20Textbooks Results for your query: docsPerPage=100;f70-subject=Science -- Textbooks Thu, 01 Jan 1970 12:00:00 GMT Natural philosophy: for the use of schools and academies : illustrated by numerous examples and appropriate diagrams. Smith, H. L. (Hamilton Lanphere), 1819-1903 https://catalog.wrhs.org/collections/view?docId=marc/skclmarc202890322046876.mrc https://catalog.wrhs.org/collections/view?docId=marc/skclmarc202890322046876.mrc Thu, 01 Jan 1970 12:00:00 GMT