Dimensions: Diameter: 18cm, 7inch Depth: 1.5mm
Material composition: Vinyl
Additional materials: Paper sleeve
Manufacturer's catalog number: D-15
Matrix numbers: ZSM 55301, ZSM 55302
Additional numbers: ZSM-55301-2L, ZSM- 55302-2AB (Runout)
Comments: Front cover on sleeve reads: "A 33-1/3 recording for testing the performance of monaural and stereophonic phonographs"
Date of manufacture: 1961
Place of manufacture: United States
Place of broadcast: United States