Alces20_187.pdf ALCES VOL. 20, 1984 ALCES VOL. 20, 1984 ALCES VOL. 20, 1984 ALCES VOL. 20, 1984 ALCES VOL. 20, 1984 ALCES VOL. 20, 1984 ALCES VOL. 20, 1984 ALCES VOL. 20, 1984 ALCES VOL. 20, 1984 ALCES VOL. 20, 1984 ALCES VOL. 20, 1984