http://www.rssboard.org/rss-specification 720 XTF Search Results (docsPerPage=100;f70-subject=Musical instruments (Mechanical)) https://catalog.wrhs.org/collections/search?docsPerPage%3D100;f70-subject%3DMusical%20instruments%20(Mechanical) Results for your query: docsPerPage=100;f70-subject=Musical instruments (Mechanical) Thu, 01 Jan 1970 12:00:00 GMT Van speeldoos tot pierement. English. Waard, R. de. 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 Encyclopedia of automatic musical instruments. Bowers, Q. David. 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