OK, I’m fairly certain this is the building that the mystery record store was located in, on the lower level. It’s roughly 1105 Mass Ave, right near where Mass Ave and Mt Auburn split. Current occupants include Subway and Dolphin Seafood.
softcommunication said:
Ah ha, no it wasn’t Planet Records. But I know it and can find out the name. Contacting my fellow old Bostonians right now…