Thanks to the Ritman Library and Da Vinci Code Author Dan Brown
Link to article: http://www.openculture.com/2018/02/1600-occult-books-now-digitized-put-online.html?fbclid=IwAR2c4d2pUlU41YmGkiSuVuJ8uDaFEQMJ0cfJWEmZGiou4-4akPEyVTwxC0E
Link to archive: https://embassyofthefreemind.com/en/library/online-catalogue/?mode=gallery&view=horizontal&sort=random%7B1517048201764%7D%20asc&page=1&fq%5B%5D=search_s_digitized_publication:%22Ja%22&reverse=0&filterAction
FYI the books can be read on-line but do not seem downloadable.