We thank Chris Mauche for communicating the ORFEUS-1 spectra of AM Her, Jens Kube for discussions on the accretion geometry in AM Her, Stefan Jordan for discussions on magnetic white dwarf model spectra, Janet Mattei for communicating the visual magnitudes of AM Her, Rick Hessman and Axel Schwope for comments on an earlier version of the manuscript, and Howard Lanning for his support during the HST observations. Finally, we thank the referee Frank Verbunt for helpful comments. BTG was supported in part by the DARA under project number 50 OR 9210. PS and DWH acknowledge support from NASA HST grant GO-06558.02-95a. Participation by EMS was supported by NASA HST grant GO-06885.01-95a and by NSF grant AST90-16283-A01 to Villanova University.
© European Southern Observatory (ESO) 1998
Online publication: September 17, 1998