A 16-year-old girl was allegedly sexually assaulted by a man wearing a tophat in Lincoln city centre.
It happened on Sincil Street, near the archway that leads to the multi-storey car park.
The man touched the victim’s thigh and lifted her skirt in the incident.
The man is believed to be in his 50s with a short grey beard, between five foot six and six foot,
He was wearing a long leather coat and a tophat, police said.
It happened between 1pm and 3pm on Friday, September 18th.
Lincolnshire Police published an appeal for witnesses on Thursday, October 8 and want to hear from anyone who saw someone matching the description of the offender near the location on that date.
Anyone with information should contact police on 101 quoting incident 372 of October 1.
Alternatively, it can be reported through the independent charity Crimestoppers anonymously on 0800 555 111.