From appendixes A1/6 y A3/6: Also known as BPD. This company was founded in 1912, and it manufactures explosives, ammunition, gunpowder and rocket fuel for engines. They collaborate with several companies in the world.

-As for the rocket engines, they started to work on them by 1927. Their first tests are shown in the picture below.

"First Italian solid rocket engine"

"Diagram of the engine above with measurers"

-Later, BPD did sounding rocket and missile programs with the Italian Ministry of Defense.

-They cooperated with SNIA-Viscose and SNIA-BPD programs or the Medusa three-size rocket program done by SMA-BPD in the 1980's.

-Other, previous tests were done at the SCA (Stabilimento di Construzione Aeronautiche).

-In the next design we see the solid rocket engine and a probe for measuring times and pressures.

"Test in 1929"

-Later, liquid fuel engines were tested, although in the presented case it is not likely to be done in BPD, although it was led by the Italian General Staff.

"Italian liquid fuel engine"

-For the ELDO-PAS launcher, this Italian brand designed a rocket engine, in which manufacture also intervened  Junkers Flugzeug und Motorenwerke that was commissioned by the French CNES, as ELDO's agents.

"PAS (Perigee-Apogee-System) engine"