J. S. Mayr: Father of 19th Century Italian Music - John Allitt - Google Books

https://books.google.de/books?id=VIG0AAAAIAAJ&pg=PA60&dq=Giuseppe+Manghenoni#v=onepage

Often thought to be the bridge between 18th century classicism and 19th century romanticism, Mayr is brilliantly illuminated in this book.