According to knowledgeable sources, this is not a "Concert" but rather it is a broadcast of album 510 by Cantor Avshalom Zfira
Random Album
Random Track
Ben-Zion Miller - Kaliver Nigunim
Kalman Juvelier - Columbia E5030 12in 78 - Issue 1
Kalman Stekel - Shiro Chadosho
Joseph Malovany - Sings a Kaleidoscope of Cantorial Music - K7
haMoreshet haMusikalit shel Kehilot Yisrael (Musical Heritage of Jewish Communities) cassette 4
Moskva and Kalinka - Russian Songs in Hebrew - HMK7