Police have released a still shot from surveillance video that shows a person robbing the on City Avenue Sept. 1.
The man pointed his gun at the clerk until he was given money from the cash register, then fled toward Oakland Terrace, police said.
He was described as a 5-foot-10-inch black man in his 20s, wearing a dark hoodie and white Chuck Taylors.
The store was , but it is unclear whether the two crimes are connected.
Anyone with information about either robbery is asked to call Lower Merion police at 610-649-1000.