Jelaskan Catatan dari Dialog Terkait Dua Sistem Utama Dunia

A long, but condensed, extract from Stillman Drake's 1953 translation of the Dialogue. Despite the title at the top of the page, the full text, which is still subject to copyright, is not given. The entire "fourth day" is omitted, for instance.

Another long extract from Drake's 1953 translation.  This also does not include the full text.

Dialogo dei massimi sistemi. Fiorenza, Per Gio: Batista Landini, 1632. From the Rare Book and Special Collections Division at the Library of Congress