R.A.F. Bostons Attack Steel Works At Denain, France -- A Boston (bottom centre) emerged from the smoke and skims the roof-tops after adding its contribution to the destruction in the target area. Note the church (right centre) framed by smoke and bomb bursts but apparently unharmed. On reconnaissance photographs, no damage to this church is visible. This photograph, taken during an attack by Bostons of R.A.F. Fighter Command on 16.8.43., provides remarkable evidence of the precision with which