videos in AudioSet
A list of about a million ten-second YouTube clips, each labelled with the sounds in it, that Google published in 2017. Labs use it to train and test general audio and music models.
Including TOKAI MD-750 - HINO 375: ''A paz Eu vos deixo'' (Hinário 5) - CCB, TOKAI MD-550 - HINO 454: Cidadão dos céus (Hinário 5) - CCB, TOKAI MD-10 II - O princípio sobre drawbars e sugestões de registrações.