Police recovered 11 memory sticks and a laptop in a raid of paedophile teacher William Vahey's home, but have as yet found no further victims of abuse.
The Metropolitan Police said: "All items remain subject to examination, however at this time no further victims have been identified.
"The MPS has no record of having received any previous allegations against Vahey."
More top news
Marco Rubio was the man who was going to ride to the Republican party's rescue. What went wrong?
ITV News asked a few of Donald Trump's fans what message his victory in the New Hampshire Republican primary sends to the world.
Absolutely rock-solid? Investors don't think so.