The original enquiry by 'zerofeetabovefground' was about an accident in 1956 involving a Valetta. There was in fact a Valetta lost over Malaya that year.
02/03/1956
VW861
Valetta C1
48 Sqn
Hit trees during a supply drop over the jungle in Malaya. Seven on board were killed.
UK Military Aircraft Losses
RAF - 48 Squadron
48 Sqn was based in Singapore.
I know something of this accident and when my memory cells start functioning I will post what I know.