A coin standing on its edge was the whole queueing system

One coin, standing on its edge, on a narrow ledge. Blank on both faces — no numbers, no value, no head.

Further along the same ledge, lying flat, a second coin.

Nobody wrote a rule about what a standing coin meant. Every person who walked up to that cabinet understood it anyway.

What does a coin standing on a ledge actually mean?

I'm playing next, and I'm not here right now.

Standing a coin up rather than dropping it in the slot claims a turn without occupying the machine. It's a placeholder for a person, left behind while they went to fetch a friend, finish an order, or just wait somewhere more comfortable than standing at the cabinet doing nothing.

Why did strangers ever respect it?

Because taking it would have meant admitting, out loud, in front of whoever was watching, that you'd taken it.

There was no lock on that ledge and no attendant enforcing it. What held the system together was that removing somebody's coin was a visible act with a visible culprit, in a room full of people who would remember. The system worked on cost, not on trust — the cost of being caught doing it, paid in front of an audience of strangers.

What does the second coin behind it tell you?

That the queue was never just one person deep.

A single standing coin could be an accident, or a habit nobody enforced. Two coins on the same ledge, one behind the other, is a queue with an order to it — whoever placed the second knew there was already a first, and joined behind it rather than beside it or in front. That's coordination between people who may never have spoken.

Why is the coin drawn with nothing on either face?

Because the coin isn't the subject — the arrangement is, and any real currency printed on it would put the wrong thing at the centre of the image.

A coin with a real value and a real design belongs to a national mint, and putting one on a garment invites a reading about money that has nothing to do with what this piece is about. A blank disc standing on its edge keeps the object doing exactly one job: a token, not currency, holding a place rather than being spent.

Could this system have worked with anything other than a coin?

In principle, yes — what mattered was an object cheap enough to risk leaving behind and small enough to balance.

A coin happened to be sitting in every pocket already, which is most of why it became the token: no new object to carry, no new habit to learn. A washer or a button could have done the same job. The coin won by being the thing already at hand, not by being specially suited to it.

Does a system like this need a real machine behind it?

No — the queue is the whole design, and it works the same in front of a cabinet standing in somebody else's business as it would in front of any single, contested resource with no formal way to book a turn.

The same logic runs the room this cabinet stood in, too: whoever's turn it was decided when to hand the controller off, by a rule nobody wrote down either. A coin on a ledge and a shout of "one more go" are the same kind of unwritten contract, applied at two different doors.

Why not put a name or a score on it instead of leaving it blank?

Because a coin on a ledge was never recording who anyone was.

A blank coin isn't a stand-in for missing information — it's the correct amount of information for what it recorded, which was never a name.

A high score table asked for three letters because it was recording who was best. A coin on a ledge recorded nothing about who anyone was — only that a turn was claimed, by someone, in an order everyone present could see. Different questions, different objects.

Does it print well?

Yes — a large, hard-edged single object on black is a strong, simple chest print.

One highlight is enough to read the coin as standing rather than flat, and the ledge needs only two clean lines to place it. Keep the second coin small and unshaded so the eye lands on the standing one first.

Black or another dark ground with a bright metallic-leaning ink for the coin is the strongest combination. Two inks, kept flat.

How do I get one made?

Describe the ledge at JustOG — how many coins, whose turn it was. 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.

Whoever placed that second coin never got a receipt for it. They got their turn anyway.