Herschel observations of the nebula M1-67 around the Wolf-Rayet star WR 124 C. Vamvatira-Nakou, D. Hutsemékers, P. Royer, C. Waelkens, M. A. T. Groenewegen and M. J. Barlow A&A, 588 (2016) A92 Published online: 23 March 2016 DOI: 10.1051/0004-6361/201527667