Police person launched a hatred transgression probe aft antisemitic messages were raked into bunkers astatine a play nine successful northbound London.
The Metropolitan Police said unit astatine Hendon Golf Club reported the messages and harm to different spot connected Friday.
It happened soon earlier the Jewish vacation of Yom Kippur, which ran from Friday evening to Saturday evening.
The unit said the incidental was being "investigated arsenic a racially aggravated hatred crime" and appealed for information.
'Utterly appalling'
Hendon MP David Pinto-Duschinsky said the incidental was "utterly appalling".
In a connection posted connected X, formerly Twitter, helium added: "I've reported it to the constabulary and the CST and volition beryllium talking to the club.
"It's wholly unacceptable. I privation the radical who did this caught and punished."
The Community Security Trust (CST) said it was alert of the "appalling antisemitic slogans and symbols".
The charity, which works to tackle antisemitism, said successful a statement: "For this to hap successful the bosom of the Jewish assemblage soon earlier the onset of Yom Kippur is utterly disgraceful."
DCI Daniel Branch, of the North West Command Unit, said the unit was "aware of the daze and distress that this incidental has caused, particularly coming astatine a clip erstwhile the Jewish assemblage is celebrating Yom Kippur".
He added: "The incidental is being investigated arsenic a racially aggravated hatred transgression and enactment is ongoing, led by officers from the North West assemblage information unit, to place and apprehension whoever is liable for this."
Hendon Golf Club was contacted for comment.