The phrase "a pictorial reference" is correct and usable in written English.
It can be used when referring to an image or visual representation that serves as a source of information or guidance.
Example: "In the manual, there is a pictorial reference that illustrates the assembly process step by step."
Alternatives: "visual reference" or "image reference".
Drop by the Boston Dirt Dogs blog, which features a Sox jersey on "The Scream," while the Surviving Grady blog opted for a pictorial reference to the Hindenburg.
They function as a pictorial reference to social conscience.
The frontal presentation of the deity is appropriate for a plaque of worship, since it is not just a "pictorial reference to a god" but "a symbol of his presence".
In his writing he became increasingly interested in purely formal concerns, and he began to develop a discernible critical sympathy for work that created a pure, immediate visual sensation, often at the expense of descriptive or pictorial reference.
I doubt there was much pictorial reference on the slave period portrayed in the film?
Pictorial reference cards of typical Sri Lanka drinks were provided to guide participants on what constitutes one drink (e.g. 50 ml Arrack, Whisky or Kasippu).
The taut surfaces are nonetheless dizzyingly intricate, thanks in part to the surprising array of pictorial references built into them.
His work was highly intellectual in its wealth of pictorial references to historical, artistic, and literary topics.
Studio Formafantasma combined pictorial references to the current political row over illegal immigration in Italy and the historic influence of Arab artisans on medieval Sicilian ceramics in their collection of Moulding Tradition vessels.
Considered one of the protagonists of "Cynical Realism," an art movement that emerged after the student demonstrations in Tiananmen Square in 1989, he began developing his own distinctive iconography in the 1990s, which combines pictorial references with historical references.
This was addressed in this study by providing a pictorial guide which was comprehensible to the rural dwellers and served as a reference document even after the researchers might have moved out of the community.
