Related Clues:

• Not pie in the sky but pi in the sea, just a shade
• The ape makes just a shade in the dark
• Tone in novelty photos where you put on old-timey clothes
• Civil War artifact
• Right after the end of August there's a brown colour
• Old photograph hue
• Antique photo
• Constant in one of 7's colour
• Old photograph of tiny pet, perhaps
• Copies sent up, including one in colour
• Can order photo
• Can class provide old photograph?
• Colour copies holding one up
• Returned copies, including one in colour
• Relation covered in water or ink