Title: Disputatio mechanica de horologiis musico-automatis, quam cum consensu ampliss. facult. philos. in regio Upsaliensi lyceo, sub præsidio ... Andreæ Celsii ... publice ventilandam sistit Magnus D. Aspelind Dalekarlus. In audit. Gust. maj. ad diem IX. Julii anni MDCCXXXI. Horis ante meridiem solitis
Subjects: Early works to 1800, Mechanical musical instruments