Answer: illustration

AnswerCrossword Clue
ILLUSTRATIONTenniel's "Alice in Wonderland" contribution
ILLUSTRATIONWhat Tenniel added to "Alice's Adventures in Wonderland"
illustrationA picture illustrating a book, newspaper, etc
illustrationThe action or fact of illustrating something, either pictorially or by exemplification
illustrationan example or instance that helps make something clear
illustrationAn example serving to clarify or prove something