A man has been arrested on suspicion of murder by detectives investigating the death of 80-year-old Lea Adri-Soejoko.
Mubarick Duat was apprehended on Wednesday (May 3) following a public appeal by police earlier that same day.
The 37-year-old, who has links to the Hammersmith and Fulham area, is being questioned by officers from the Homicide and Major Crime Command at a south London police station.
The body of Ms Adri-Soejoko, who was also well-known by her maiden name of Lea Hulselman, was discovered at in a lock-up at allotments in Sheaveshill Avenue, Colindale.
Detective Chief Inspector Noel McHugh who is leading the investigation, thanked the public for its response to the police appeal, and said: “I am still keen to speak with those who were in and around the area at the time of the incident.
“It is important that we continue to build a timeline of the events that led to officers discovering Lea’s body in the lock-up store.
“I would also like to hear from any previous owners who may be able to provide us with information about the people who currently tend to or own an allotment.
“I would encourage anyone who visited the area on Monday 27 February and has not spoken with police to phone us.
“Any piece of information, however small, will help my team build a picture of events that tragic day.”
The victim’s family said: “What is keeping us going is the hope that we will find out the truth about the callous death of our kind and loving mum.
“We need your help, the public, to support us now by assisting the investigation and helping to shed light on Mum’s final hours.”
A 40-year-old man was charged with Ms Adri-Soejoko's murder on March 5.
Anyone with information can contact the incident room on 020 8785 8099, or police via 101 or @MetCC.
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