The weekly reading on LAKE-001 came in at zero on a Tuesday, which was a disappointment to everybody. We had all assumed it would be a Friday. Friday would have suited it.
I took the pair out of Cabinet 2 and put them under the bench lamp and ran the polarimeter across the right lens four times. Nothing. The lens passed everything at every angle, evenly, like any other piece of glass on this side of the lake. I wrote 0.0000 in the column and then, because the form asks for it, normalization complete in the remarks, and then I sat there for a while with my hand on the form.
You are supposed to feel that something has been rescued. The object is intact. Nothing is missing that anyone could name. That is exactly the trouble with it — there is no hole to point at. A thing came a long way to be here and then quietly agreed to be from here instead, and the file closes, and the shelf holds one more pair of spectacles.
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The observer came down at nine. He is not supposed to be in the store room and I did not stop him, and I would like that on the record as my own decision and not an oversight.
He had the look people get on their last week at a posting. He asked whether it was done. I said it was. He asked whether he could see them, and I said he could look, and he stood a long time over the tray with his hands behind his back like a man at a coffin.
Then he took off his own glasses and set them on the bench, next to the object.
I should have said something. There is a rule about this and I know the number of the rule. But you have to understand what it looked like on the bench under that lamp. Two pairs of metal-framed spectacles, the same frame, the same hinge play, the same little bloom of oxide on the inner left temple, and now the same plain glass in every lens. Not similar. The same. You could not have told a court which was which, and the court would have been right to ask why it mattered.
He said: which one is mine.
I said the one on the left, because I had watched him put it down, and I was certain, and I am still certain.
He said: but if you had not been watching.
I did not answer that, because the honest answer is the one the Orders forbid us to write down, and because he already knew it. Everything we could measure about those two pairs agreed. The only difference left in the room was that I had happened to be looking. That is not a property of the spectacles. That is a property of me, and I am not part of the object.
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He picked up the left-hand pair and put them on and thanked me and went out, and I logged it: 09:12, observer █ departed, wearing spectacles.
I have read that line back more times than it deserves. It is accurate. It is complete. It is exactly what the form asks for and it does not say the thing I want it to say, and I have not found a way to write the thing I want it to say that does not break the second rule.
So: the file is closed. The remaining pair is in long-term storage, correctly labelled, and the label is not in question. Somewhere at Δn 0.0007 a man stopped looking for his glasses some time ago, and got a new pair, and has probably forgotten the old ones entirely, which is the ordinary end of most lost property.
What I keep coming back to is smaller than any of that. It is only this. For about four seconds on a Tuesday morning there were two identical pairs of spectacles on my bench, and the entire difference between them was that one of them had been somewhere.
And you cannot weigh that. You cannot photograph it. It does not survive normalization, and it was never in the object to begin with, and it is the only thing about the object that was ever worth writing down.