by B.A. Garrett-Price ... [et al.] by D.C. Larsen ... [et al.] by D.G. Ackerman ... [et al.] by S.S. Penner ... [et al.] R. Gregg Bruce ... [et al.] Alison Prentice ... [et al.] J. F. Pantridge ... [et al.] by D.S. Henzel ... [et al.] by N. Surprenant ... [et al.] by Saadoon Kadir ... [et al.]