W.G. Curtin ... [et al.]. by W.G. Curtin ... [et al.] T.K. Corwin ... [et al.] A.G. Cowling ... [et al.]. P.H. Collin ... [et al.]. J.-Y. Chemin ... [et al.] V.A. Babkin ... [et al.]. Marcia Curtis ... [et al.] John D. Martin ... [et al.]. A.G. Jackson ... [et al.]