Frontispiece and title page of the Dialogue, 1632 — By Giovanni Battista Landini - http://moro.imss.fi.it/lettura/LetturaWEB.DLL?AZIONE=IMG&TESTO=E_U&PARAM=07-23-tit.jpgand http://moro.imss.fi.it/lettura/LetturaWEB.DLL?AZIONE=IMG&TESTO=E_U&PARAM=07-25-tit.jpg
Photo Credit: ransferred from en.wikipedia to Commons by User:Lijealso using CommonsHelper., Public Domain, https://commons.wikimedia.org/w/index.php?curid=5289735