When became operational the first squadron with Halifax II, Wellington III...

[Vincenzo]

For our RAF experts
When became operational the first squadron with Halifax II, Wellington III, Wellington IV, Hudson VI, Beaufort II, Liberator II?

If can help i've the first squadron that get its
Halifax II No.138 August '41
Wellington III No.9 July '41
Wellington IV Nos 300, 301, 458 August '41
Hudson VI No.220 July '41
Beaufort II No.217 November '41
Liberator II No.120 November '41

all that start squadron use in 2nd half of '41 (excluding Boston III we have talked in other thread, however for that had not read for this was No.88 July '41)

 

[Vincenzo]

i found this https://books.google.it/books?id=Qd...epage&q=138 squadron "wellington III"&f=false
the wellington III squadrons were not operational at february 13th, 1942