WWII American ZSG-4 airship manual:
https://u.pcloud.link/publink/show?code=XZuNcBVZx0UTI9uAlTfxnjuMHgBVy7DhYhUX
ZSG-4 airship Standard aircraft characteristics:
https://u.pcloud.link/publink/show?code=XZWNcBVZREjLhfP986b3wB4zuCa3pF9GEaM7
ZSG-4 CAPABLE 550HP ENGINE MANUAL:
Public released T74...