Document Analysis: Altered and Tampered Documents

Front

What is the focus of Chapter 10 in Document Analysis?

Back

Examining documents suspected of alterations.

Front

What are some common alterations that document examiners look for?

Back

Erasing diary entries, changing payee information on checks, etc.

Front

What is a common method used in alteration cases involving ink?

Back

Comparing inks (pen & printing) to identify similarities and differences.

Front

What factors do examiners consider when choosing techniques for ink examination?

Back

Non-destructive methods, available equipment, cost, time, and likelihood of useful results.

Front

What is the simplest technique for microscopic examination of ink lines?

Back

Using low-power light microscopy to determine the type of pen used.

Front

How do water-based and oil-based inks differ in appearance?

Back

Water-based inks tend to feather on paper, while oil-based inks sit on the surface and appear shiny.

Front

What are the three ways light interacts with ink?

Back

Reflection, absorption, and luminescence.

Front

What is the purpose of examining inks under different lighting conditions?

Back

To find variations between inks using various light sources and filters.

Front

What does ASTM E2288-09 describe?

Back

Paper comparison procedures.

Front

What is a unique characteristic of torn paper?

Back

Tearing is unique to each sheet but similar for multiple sheets torn together.