The shape of a school photo already fits a chest
A panoramic class photo is far wider than tall because that's how many children stood in the row — and that proportion crosses onto a chest without cropping.

Five rows of children, stretched out across a building's front in a single wide strip. Sepia, slightly curved at the edges the way a panorama does. A small printed year sits at the right-hand end.
Nobody cropped this to fit a chest. It already was one.
Why is a school photo shaped like that?
Because of how many children needed fitting into it, not because of a choice about proportion. Five rows of a whole school year, standing on risers, come out roughly four times wider than they are tall once every row is included — and unlike almost every other photographic tradition, nobody ever tried to correct that ratio into something more conventional. It's stayed the shape the subject demanded.
How were these actually taken?
With a camera that rotated during the exposure rather than one that captured the whole scene at once. A panoramic school photo was typically made with a swing-lens or rotating camera, pivoting slowly across the width of the group while the film advanced to match — which is also the source of the old schoolyard story about a fast child sprinting behind the group while the camera panned, turning up at both ends of the same photograph. Whether that particular trick actually worked as often as the legend claims, every school seemed to have somebody who swore they'd done it.
Why does this format survive when almost none of the others do?
Most panoramic photography from the same era has stopped being made the way it once was — landscape panoramas and formal group panoramas from clubs and regiments are largely historical now. The school photograph kept going because schools kept ordering it, year after year, in the same proportions, without anyone deciding to modernise the shape. It's less a surviving format than one that was never interrupted.
What's it like finding yourself in one as an adult?
Mostly a slow scan along five rows of nearly identical uniforms, looking for a face that's both completely familiar and slightly wrong-looking, because a school photograph freezes a specific and often awkward age. Everyone in it is doing roughly the same thing — squinting, or not smiling properly, or looking at the wrong camera — which is part of what makes it recognisably itself rather than a formal portrait.
Is there anything to clear before printing it?
Yes, and it's worth taking seriously. A class photograph like this contains other people's children, not just yours, so printing the whole row at any real size means putting other families' faces on a garment without having asked them. That's a different situation from a private family snapshot. This one is best kept to your own — a photograph you or your child appear in — and worth thinking through before scaling it up rather than after.
Does this work for anyone besides the person actually in the photo?
It works well as something a whole family orders together, especially around a reunion where several people in the same photo are in the room. Somebody finding their own younger self third from the left in a photo their cousin also appears in gives the design a second layer that a single portrait doesn't have.
Does it print well?
Better than any other panoramic format, mostly because no other common photograph is this wide relative to its height — the proportion maps onto a chest directly, with almost nothing needing to be cropped away to make it fit.
Individual faces at that width will fill in at print size, so the value sits in the row structure and the overall pattern rather than any one child's expression — reproduce faces as simplified shapes rather than trying to keep every one sharp. Sepia, cream and a warm brown all suit the source material, and one or two inks is usually enough: the photograph in a single warm tone, the printed year picked out slightly darker.
How do I get one made?
Describe the photograph at JustOG — how many rows, what the printed year says, how curved the edges are. Pick a direction, drag the crop frame, see it composited on the real garment, and it's made to order and shipped.
Designs other people have published are in the shop.
Five rows, one year printed at the end, and a chest wide enough to hold all of it at once.