http://ia301331.us.archive.org/3/items/thefragmentsofth00herauoft/
http://ia311335.us.archive.org/0/items/vitalityofplaton00adamrich/
http://ia341007.us.archive.org/0/items/hippocrates01hippuoft/
http://ia341016.us.archive.org/1/items/hippocrates02hippuoft/
http://ia341025.us.archive.org/2/items/hippocrates03hippuoft/
http://ia360643.us.archive.org/3/items/hippocrates04hippuoft/