Germany, Rotterdam
20 Hampdens attacked oil and rail targets at Cologne, Gelsenkirchen, Hamm, Osnabrck and Soest. 10 Hampdens minelaying in the Elbe. 4 Wellingtons to Rotterdam docks. 3 Hampdens lost, 2 of them on the minelaying operation.
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21 Blenheims on cloud-cover raids; none of the designated targets in Germany was reached but 11 aircraft bombed alternative targets. No losses.