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A study of charm fragmentation into Ds*+ and Ds+ in e+e− annihilations at s=10.5 GeV is presented. This study using 4.72±0.05 fb−1 of CLEO II data reports measurements of the cross sections σ(Ds*+) and σ(Ds+) in momentum regions above x=0.44, where x is the Ds momentum divided by the maximum …