http://www.rssboard.org/rss-specification 720 XTF Search Results (docsPerPage=100;f277-subject=Surveying -- Instruments -- Catalogs) https://catalog.wrhs.org/collections/search?docsPerPage%3D100;f277-subject%3DSurveying%20--%20Instruments%20--%20Catalogs Results for your query: docsPerPage=100;f277-subject=Surveying -- Instruments -- Catalogs Thu, 01 Jan 1970 12:00:00 GMT A manual of the principal instruments used in American engineering and surveying. W. & L.E. Gurley (Firm) 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 A manual of the principal instruments used in American engineering and surveying. W. & L.E. Gurley (Firm) 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