S-271 Helicopter Crewmember Slide 7C-1 Unit 7C Operational Safety - Lesson C: Cargo.
S-271 Helicopter Crewmember Slide 4-1 Unit 4 Communications.
S-271 Helicopter Crewmember Slide 7D-1 Unit 7D Operational Safety - Lesson D: Parking Tender and Miscellaneous Roles and Responsibilities.
