When I start a search from https://books.google.fr/advanced_book_search?hl=en - music or another interesting topic - I obtain:
We're sorry...
... but your computer or network may be sending automated queries. To protect our users, we can't process your request right now.
with my work and home computers.
Am I the only one?
Stupid response of Google advanced book search
Moderator: kcleung