PORTLAND — A man robbed three Portland banks in less than one hour last week, according to the Portland Police Bureau.

The robberies occurred Friday, The Oregonian/Oregon Live reported.

The man wore glasses, a black beanie and flannel shirt.

He robbed the Bank of the West on Northwest Broadway near Flanders Street at 1:52 p.m., police said.

He robbed the OnPoint Community Credit Union on West Burnside Street and 20th Avenue at 2:17 p.m.

He followed that at 2:29 p.m. with a third robbery of a bank near Northwest 23rd Avenue and Burnside, police said.

The unshaven man each time passed a note to a bank employee and did not display a weapon, police said.

Witnesses to the robberies were urged to call the FBI.