A ProLOGO User Manual is on line in the section "DocManager", in English and Italian.
But you can just click on the following links
English:
http://prologo.sourceforge.net/ProLOGO_ref_en.html
Italian:
http://prologo.sourceforge.net/ProLOGO_ref.html.
The first release is on line in two versions. The first is complete of all the images of the turtle. The second (reduced) includes a perl script to create the images with the use of the program mogrify by ImageMagick.
