"pictures relating to" is correct and usable in written English.
It is typically used when referring to images or photographs that are connected to or associated with a specific topic or subject. Example: "I have a presentation tomorrow about the history of the Eiffel Tower, so I gathered some pictures relating to its construction and design."
I'm also fascinated by the ephemeral and I collect objects and pictures relating to leaders and faces whose importance has now receded - for example, I've a small collection of Spice Girls collectables, like a camera, chocolate bars, crisps and perfume.
He then threw his weight behind a bill giving Defense Secretary Robert Gates the authority to withhold pictures relating to "the treatment of individuals engaged, captured, or detained after Sept. 11, 2001," by American troops.
One example from last week involved Instagram removing 300 pictures relating to "suicidal content".
In the week of the royal wedding,a survey projectedthat some 327 million pictures relating to the event were likely to be taken on digital cameras.
On the Web site, you can describe your plan for the year, record your thoughts, mention the frustrations and excitements of your work, show the progress you are making and display pictures relating to your project.
To make more personal, find pictures relating to the subjects on the checklist and print them out.
-Finally, select and print 2 or 3 pictures related to this ecosystem, including geographic features, plants, or animals found there.
Officials there also asked her to remove posts and pictures related to them from her site and her myspace.com page, and she did.
Flickr groups provide pools to store pictures related to the group and pictures can stay in multiple pools.
There exists a geometric method called spherical group (or monoid) pictures related to the presentation P given in (1).
For customer service or marketing, it could be adding smarts, for example, to locate all of the pictures related to an event or subject.
