VTG Robert Bushong SilkScreen on Linen Tapestry Wall Hanging San Francisco

A silkscreen on linen tapestry wall piece. Measures from top to bottom about 26.5 inches. SIde to side about 36 inches. Has wood frame top and bottom. Appears to be from 1960s to 1970s. Mid century modern. USA Made. Brown, white and black paint. There are a few spots on the tapestry as shown. There is a hole as noticeable in the back but not in the front. The thread surrounding the hole blends in. San Francisco scene: trolley, China Town, Port, Hill, etc