7 occurrences in the ASN safety database,
showing occurrence 1 - 7

date	type	registration	operator	fat.	location		pic	cat
23-AUG-1947	Avro 689 Tudor 2	G-AGSU	UK Ministry of Supply	4	near Woodford Air...			A1
30-JAN-1948	Avro 688 Tudor 1	G-AHNP	BSAA	31	western Atla...			A1
17-JAN-1949	Avro 688 Tudor 4B	G-AGRE	BSAA	20	western Atla...			A1
12-MAR-1950	Avro 689 Tudor 5	G-AKBY	Fairflight	80	near Llandow			A1
26-OCT-1951	Avro 689 Tudor 5	G-AKCC	private	0	Bovingdon			A1
27-JAN-1959	Avro 688 Super Trader	G-AGRG	Air Charter	2	Brindisi-Pap...			A1
23-APR-1959	Avro 688 Super Trader	G-AGRH	Air Charter	12	Mount Süphan			A1