Related Clues:

• Tiny amount, as of an element
• Smidgen of evidence
• Copy over?
• Tiniest amount
• Identify a caller
• Trail to follow
• Small remnant
• Evidential amount
• Just a hint
• Kind of evidence
• Faintest residue
• Slightest residue
• Use a stencil
• Track down or make copy
• Barely detectable amount