Library ID Crossword Clue

Looking for the answer to “Library ID” from the New York Times crossword of October 4, 2026? It has 4 letters. Flip the tiles one at a time, try a hint first, or look through the rest of that puzzle.

Crossword answer

NEW YORK TIMES, OCTOBER 4, 2026

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Every answer and hint for “Library ID” →

Hints

Three clues to the answer, gentle first. Open one at a time.

Hint 1 Meaning

Hint 2 Anagram

Hint 3 Another clue

Seen before

This clue also appeared in the New York Times on July 14, 2026.

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Questions

What is the answer to “Library ID”?

ISBN, 4 letters.

When was “Library ID” last seen in a crossword?

In the New York Times crossword of October 4, 2026, and 1 more time before that.

How many letters does the answer have?

4 letters, starting with I.