Swan-shaped ear trumpet|听力辅助设备数据集

Swan-shaped ear trumpet. People who were hard of hearing used ear trumpets. They are simple devices. The curved trumpet end amplified sounds while the other end was placed in the ear. Object Number: A124566 https://collection.sciencemuseumgroup.org.uk/objects/co77800/swan-shaped-ear-trumpet-hearing-aids RIGHTS: Data in the title, made, maker and details fields are released under Creative Commons Zero. Descriptions and all other text content are licensed under a Creative Commons Attribution 4.0 licence. Scanned using Cyreal multi camera photogrammetry platform www.cyreal.com © The Board of Trustees of the Science Museum Source: Objaverse 1.0 / Sketchfab