5 occurrences in the ASN safety database,
showing occurrence 1 - 5

date	type	registration	operator	fat.	location		pic	cat
24-OCT-1947	Douglas DC-6	NC37510	United Air Lines	52	near Bryce Canyon...			A1
12-MAY-1959	Vickers 745D Viscount	N7463	Capital Airlines	31	Chase, MD			A1
29-NOV-1963	Douglas DC-8-54F	CF-TJN	TCAL	118	Ste-Thérèse-...			A1
22-SEP-1964	Douglas C-47A-25-DK	N1549V	Caribair	0	San Juan			A1
23-FEB-1974	Curtiss C-46A-45-CU	CP-1052	SAVCO	7	San Francisc...			A1