Skeleton Sweet hearts, Seen On the Street By Street Art SF Team on April 03, 2014 Location: Erie Alley @ Folsom Street in San Francisco, CA Artist: Soyer. Unknown. Sear. TDK. Tags: Graffiti Writers, San Francisco, Sear, SF - Mission - Erie Alley, SF - Mission District, Soyer, TDK (Those Damn Kids), Unknown