Photocopies or photographs of the item can be very useful to aid identification.

The helicopter pilot appeared, then flew off, taking with him the photos I had brought to aid identification.

Repurposing a work to aid identification of the base work is also generally transformative.

The print that is left will mirror the spaces between the gills, which aids identification.

The black and white photographs are ideal to aid identification.

Each plate is accompanied by an explanatory page to aid identification.

As a result of this action, British flying boats were dazzle-painted to aid identification in combat.

I imagine they had left the eye open to aid identification.

All marks and numbers should be shown to aid identification of the goods on return.

Some nations have an identity card system to aid identification, whilst many, such as Britain, are considering it but face public opposition.