14 occurrences in the ASN safety database,
showing occurrence 1 - 10

date	type	registration	operator	fat.	location		pic	cat
24-MAR-1976	Douglas C-54A-1-DO	XW-PND	Royal Air Lao	0	Vientiane-Wa...			O1
24-MAR-1976	Douglas R5D-1 (DC-4)	XW-PNF	Royal Air Lao	0	Vientiane-Wa...			O1
24-MAR-1976	Douglas C-54A-15-DC	XW-PNI	Royal Air Lao	0	Vientiane-Wa...			O1
24-MAR-1976	Douglas C-47A-90-DL	XW-TAF	Royal Air Lao	0	Vientiane-Wa...			O1
24-MAR-1976	Douglas C-47B-20-DK	XW-TDF	Royal Air Lao	0	Vientiane-Wa...			O1
24-MAR-1976	Douglas C-47B-35-DK	XW-TDR	Royal Air Lao	0	Vientiane-Wa...			O1
10-APR-1975	Douglas C-54A-5-DO	XW-PKH	Royal Air Lao	0	Phnom Penh-P...			O1
??-MAR-1975	Vickers 806 Viscount	XW-TDN	Royal Air Lao	4	Phnom Penh-P...			A1
13-MAR-1975	Boeing S.307B-1 Stratoliner	XW-TFP	Royal Air Lao	0				A1
13-MAR-1975	Curtiss C-46	XW-PMF	Royal Air Lao		between Hong...			U1