WGC logo on fuselage, and parked in front of their hangar. Carries large "Saltmap" titles, which was a new airborne electromagnetic survey system being developed in Australia in the early 1990s by the World Geoscience Corporation.

Built in 1985 and at this time registered to BGM Airborne Surveys, however here it carries the titles and logo of an Australian survey company. It is Alaska based as N208GE in 2023. It has been converted to Aero Twin 850 Caravan.

Carries WGC's logo on rear fuselage and tail. Registered as G-BFUJ in 1978 before delivery to the Lesotho National Police as 7P-AAC then given serial PMU-2 in 1979. Sold as N982GA then to Executive Aerospace as ZS-MJS in 1989, World Geoscience Corp as VH-WJS in 1996 and modified for surveying. To Fugro Aviation Services in 2000. Sold as N72LH in 2016 and fuselage shipped to Eloy, AZ for Skydive Arizona.

Delivered to the Singapore Defence Force as 701 in 1973. To the Singapore Government as 9V-BNJ and leased to Tradewinds in 1983. Returned to the Singapore Defence Force as 701 in 1990. Sold as VH-WGL in 1994 then to World Geoscience Corporation in 1995. Sold in 1998. Set on fire at Ravenna, Italy in 2000 and destroyed.

Delivered to the Singapore Defence Force as 700 in 1973. Sold as VH-WGG in 1994 then to World Geoscience Corporation in 1995. Sold as OY-CLM then back to VH-WGG in 1998. Set on fire at Ravenna, Italy in 2000 and destroyed. Small World Geoscience Corporation titles and logo on the tails. Logo also on rear fuselage.