The age of the great rigid airships came and went.

This led to the development of semi-rigids and rigid airships.

This was the first flight of a rigid airship across North America.

Rigid airships may have further passenger or cargo space internal to the envelope.

Both America and Britain have manufactured rigid airships at some point.

Its crash effectively ended British participation in rigid airship construction.

Some of the buildings are still in use, particularly the hangar which was built to accommodate the rigid airships.

Rigid airships do not depend on internal pressure to maintain their shape and can be made to virtually any size.

This was an important matter, for the previous experience of England in the construction of rigid airships had not been happy.

Later Binding was involved with the rigid airships R23 and R31.

The hangar is the only original surviving example of structures built to accommodate rigid airships in the world.

In a rigid airship it is the outer fabric covering, stretched over the structural framework.

There are no rigid airships flying today.

Other types of rigid airships that are also sometimes referred to as zeppelins are not included.

Rigid airships always needed to be based in airship hangars because weathering was a serious risk.

The Royal Navy was to continue development of rigid airships until the end of the war.

These crashes ended the rigid airship program.

The US Army continued to show interest in the acquisition and operation of rigid airships well into the 1930s.

Zeppelin later will credit this ascent as his inspiration to create the rigid airship, which he first flies in 1900.

Several plans were drawn up to outfit Zeppelin-type rigid airships to launch and recover fighters.

A close inspection of the wreckage enabled the British to understand where their own rigid airship designs had been deficient.

Steel rigid airship hangars are the some of the largest hangars in the world.

Big rigid airships were also called dirigibles.

Most of the big rigid airships of the past, including the Hindenburg, came to grief in explosions or crashes.

Most people don't realize it, but a helium-filled rigid airship is actually the safest method of air travel known to man."