"H" stamped in runouts denotes RCA Records Pressing Plant, Hollywood.
A side runout is stamped with the exception of "Ω C-1-KJ-413M12 Nashville Matrix" which is etched.
B side runout is stamped with the exception of "Ω U-417M04 Nashville Matrix" which is etched.
In album Martha Reeves & The Vandellas Ridin' High" G 926
Exact release date culled from <i>Don't Forget The Motor City</i>, an online Motown discography.