Giulio Petralia (1893 - ?)
A mechanical engineer, Petralia graduated from the Politecnico in 1916 and wrote studies and work on oils and lubricants.
The fonds is made up of 4 bundles containing handwritten notes and colour technical design plates (the latter date to the end of the 19th century and were probably added to the collection in 1996) and 1 volume.
Held at the Archivi Storici since July 2011.
Undergoing arrangement and inventory.