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You MUST read and follow the guidelines at Request to Reproduce AJR Content if you are distributing or using AJR content beyond academic use (limited distribution, non-revenue producing, or educational purposes).
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Fig. 6. Screen shot shows portion of PowerPoint (2002, Microsoft) desktop
with image slide opened after clicking Crop on Picture toolbar. Note change in
shape of corner handles to right angles instead of small white circles (see
Fig. 3).