Operated by Bierget Aviation Inc. Delivered to the USAAF as a C-54D 42-72757. To the US Navy as a R5D-3 with BuNo 56530 in 1945 and redesignated to a C-54Q in 1962. Stored at Davis Monthan in Apr 1971 with inventory code 3C093. To Bierget Aviation on 28 Oct 1975 as N44904 for conversion to an agricultural sprayer. To Brooks Fuel in Fairbanks, AK on 07 Jul 2004. Cancelled on 29 Nov 2012. Noted derelict at Chandler, AZ in 2019.

Delivered to the USAAF as C-54D 42-72757 then transferred to the US Navy as R5D-3 56530 in 1945. Redesignated as a C-54Q in 1962. Stored at Davis-Monthan AFB with park code 3C093 in 1971. Sold to Biegert Aviation as N44904 in 1975 and fitted with spray bars. Sold to Brooks Fuel for parts in 2004. Still at Chandler-Gila River Memorial in 2022 in derelict condition.

Another of Biegert Aviation's DC-4s that started out as 42-72757 and transferred to the US Navy on delivery as bu 56530. Pretty much derelict since the airport was closed in 2007, it remains with 3 other ex-Beigert DC-4s in various stages of decoration and dis-repair. Company logo still visible on the tail.

Was still parked at the field in 2018, covered with graffiti. No titles, but still has the company logo on the tail.

Delivered to US Navy as R5D-3 BuAer56530 in August 1945. Retired in April 1971. Bought by Biegert in October 1975 for use in their spraying operations.

No titles, but company logo on the tail.