Page 19 - An Inky Lead Questioned Documents

6. Note letters with lines that
end abruptly and do not taper.

7. Examine the relative
relationships within the
shape of letters. Develop
four of these and write short
descriptions for them on
the data collection sheet.
Examples III through VI
show some to consider. Only
choose relationships that
can be measured in all of the
samples.

8. Measure these ratios on each
of the receipts. Record your
measurements.

9. Analyze notes and
measurements. If any of
Louise’s signatures were
forgeries, they can be
separated into two groups.
Assign each receipt to a group
on the Data Collection Sheet.

10. Determine if one group
of Louise’s signatures are
similar to John Gretzky’s. If
so, Gretzky can be identified
as a suspect.

THE MYSTERY OF LYLE AND LOUISE 19