I rejoined our people, and expected a reprimand for having forced the enemy without orders; though I had my excuse ready. But here I was mistaken; for I met with nothing but encomiums.

Indeed, the WW crosssection is related to the imaginary part of the WW loop

make a leap

The rigid could reach the greatest sizes and speeds of any airship, but was expensive to build and bulky to store. Rigids fell out of favor after the R101 and Hindenburg disasters made the type seem unsafe to the travelling public.