I found a previous article that philmodjunk had answered but I need to take it a bit further.
I have set the Print options in Layout Setup to print in 5 columns across first.
I have set each portal's initial row accordingly to cover 35 images.
So the page is 5 columns, 7 containers down giving us 35 images.
But my question is, what if I have more pictures?
And what about if there is less than 35 images? (I doubt there will be less, but just in case. The app will be heavily used in taking pictures.)
Here is what I have so far;
Thank you all