Quote Originally Posted by Steve Smith View Post
It's always X (horizontal) by Y (vertical) so it's 5 x 4.

All coordinates, graph designations. etc. I can think of always put the horizontal element first.

For whatever reason the US standard for photography has always been to put the short dimension first. 5x4 and 10x8 do sound weird to us, but I imagine 4x5 and 8x10 sound equally odd to people who are used to the other version.