Vanguard SRV 100
Vanguard quality control Demonstration record
Not for resale.
Small record 33-1/3 RPM in the size of a 45 RPM 
1950's
Side 1
1. Aaron Copland : Appalachian Spring. (excerpt) Vienna State Orchestra with Franz Litschauer, conducting
2. A Continental cocktail, Liane and Boheme Bar Trio

Side 2
1. Josef Strauss : Feuerfest Polka. (excerpt) - Vienna State Orchestra, Anton Paulik conductor
2. Ernest Bloch : String Quartet #2 (4th Movement, Excerpt) Musical Arts Quartet