drop supplies for General Vang Pao's Hmong army when the plane suffered a mechanical problem. 30 April 1964: An Aerolineas Carreras C-46D (HK-527) made an emergency landing in the Andean region of Puna de Atacama, Argentina on a cargo flight between Lima, Perú and Buenos Aires, Argentina all crew was safe and rescued with the only loss of a handful of thoroughbred mares they were shipping. 20 June 1964: Civil Air Transport Flight 106 (a C-46D, B-908) crashed on climbout from Taichung Airport due to loss of control following engine problems, killing all 57 on board. 12 August 1965: A Paraense C-46A (PP-BTH) en route to Cuiabá caught fire and crashed in Buracão, close to Barra do Bugre, in the State of Mato Grosso. All 13 passengers and crew died. 11 July 1966: An Aeropesca Colombia C-46D (HK-527) disappeared near Cerro el Planchon, Chile on a cargo flight between El Dorado International Airport, Bogota, Colombia and Buenos Aires, Argentina with the loss of a crew of eight. 16 April 1969: Shortly after takeoff, a CIA-chartered (operated by WIGMO) C-46 (9T-PLJ?) crashed into the Congo River, killing all 45 people on board. The pilot had reported a landing gear malfunction, and was trying to return to N'djili Airport. 1970s 10 May 1973: A private C-46A (N446M) landed wheels-up near Ellington Field following engine problems; both pilots survived, but the aircraft was written off. The cause was traced to improper maintenance and pilot error. 22 February 1974: A SAVCO C-46A (CP-1052) lost control and crashed 5 mi southwest of San Francisco de Moxos, Bolivia after the cargo shifted, probably due to turbulence, killing all seven on board. 26 August 1974: A Tri-9 Corporation C-46F (N9760Z) was written off at Phnom Penh Airport following a rocket attack. 8 September 1974: A TAISA C-46D (TI-1010C) struck a mountainside near Port-au-Prince, Haiti due to engine failure, killing all four on board. 25 December 1974: A Cambodian International Airlines C-46A (XW-PKJ) crashed in a forest at Bannak, Cambodia, presumably killing both pilots. The aircraft was leased from Lane Xang Airlines. 24 April 1975: A SAVCO C-46D (CP-1063) struck Machu Sayari after the pilot descended too soon, killing all three on board. 19 October 1975: An Aerovias Las Minas C-46A (CP-992) crashed at Trinidad, Bolivia, killing the three crew. 16 September 1976: An Aerosucre Colombia C-46D (HK-1282) disappeared on a cargo flight en route to Queen Beatrix