cover Dominik Wallenfels
engineer [recording director] František Vrána
engineer [recording director] Zdeněk Zahradník
engineer [sound and cut] Jaroslav Zach
engineer [sound and cut] Václav Sýkora
ensemble The Slovak Quartet
sleeve notes Jaroslav Smolka
sleeve notes Kamil Šlapák
viola Milan Telecký
violin Aladár Móži
violin Alojz Nemec
violoncello František Tannenberger
Recorded At Supraphon Studios
Exported By Artia
℗ 1970
Cover © 1969
Made in Czechoslovakia
Recorded in the Supraphon Studios in Praque
The front cover has a stereo sticker over the mono catalog number. (Sticker may also have dropped off)

Cat# on front sleeve: 0 11 0700 (Readable only when the stereo sticker has dropped off)
Cat# on labels: 1 11 0700
Cat# on back sleeve: 0 11 0700 Mono & 1 11 0700 Stereo
Liner notes on back sleeve in English, Russian, German and French


Matrix / Runout: E 1496 (Label side A)
Matrix / Runout: E 1497 (Label side B)
Matrix / Runout: E 1496/D A (Runout side A; Variant 1)
Matrix / Runout: E 1497/B A (Runout side B; Variant 1)
Matrix / Runout: E 1496/A C 1 (Runout side A; Variant 2)
Matrix / Runout: E 1497/B A 12 (Runout side B; Variant 2)
Other: 71 1 (Manufacturing date code)