151 Halifaxes from 408, 415, 420, 424, 425, 426, 427, 429, 432, and 433 squadrons were joined by 49 lancasters from 419, 428, 431, and 434 squadron s on an attack of the Kalk rail yards at Cologne. The crews were over the target at between 16,000 and 20,000 feet, releasing 1,768,000 lbs of high explosives and 134,000 lbs of incendiaries. According to reports the rail yards were severely damaged and 2 ammunition trains blew up.
P/O R. MacMillan from 420 squadron landed at Woodbridge on return.
F/Lt. C. Lundeen from 424 squadron had the port inner go u/s outbound.
They bombed from 13,500 feet and returned safely to base on 3 engines.
F/Lt. R. Hemphill from 425 squadron was hit by flak, there were holes in the wings and fuselage.
F/O W. Egan from 426 squadron returned early as the hydraulics were u/s.
F/Lt E. Collins and crew from 427 Squadron, flying Halifax III NP-957
coded ZL-L, were attacked by an unidentified twin engine enemy aircraft.
There was no claim or damage.
F/O G. Pearce from 428 Squadron had the port inner go u/s out bound
and stbd inner u/s on return. They landed safely at base on 2 engines.
F/O L. Moffatt from 429 squadron landed at Carnaby due to a brake problem.
F/O L. McGuire from 432 squadron was hit by flak, there were holes in
the stbd wing and the stbd inner was u/s. They landed safely at base on
P/O J. O’Neil from 433 squadron had the stbd inner go u/s on return.
They landed safely at Ossington on 3 engines.