How can the transport potentialities of a helicopter be efficiently exploited? This is something the first operators thought of when they started offering transportation services. The limited payload of the early helicopters had to be well exploited because their operational costs were extremely high.
In the listed links the early techniques used by the pilots are described and illustrated. In Switzerland, as it happens in many other countries, the pilots tried to satisfy the customers’ requests in several ways. Sometimes the ideas were really ingenious!