American Blimp A-170

The American Blimp A-170 is a blimp built by the American Blimp Corporation now owned and operated by the Airsign Airship Group.
Holden Airship.
The Holden Airship (nicknamed "the Holdenberg" by Australian news media) was a promotional gimmick operated by Australian car manufacturer Holden. The lightship was painted in the distinctive red and white livery of Holden and is flown at various outdoor events, such as Tertiary Open Day in Canberra, Australian Capital Territory, on 25 August 2007 (see picture).
In late September 2007, The Holden Airship was decommissioned and shipped back to the US in preparation for its next international contract.
MZ-3.
A modified A-170 is operated by the United States Navy as an advanced flying laboratory, designated MZ-3A.