This orchestra was based in Fort Wayne, Indiana and played in the Midwest USA in the 1940’s, and 1950’s. They recorded seven (7) 78 rpm records.
Although not everyone was playing on the recordings, the personnel of the Elo Kalkoff Orchestra were: Elo Kalkoff on clarinet, Karl Russeff on trumpet, George Toskos on drums, and unknown musicians on saxophone and trombone.

Anna & Elo Kalkoff, 1955

Kalkoff band at St. Nicholas E. O. church at Oxford and Warsaw Sts. circa 1940s

Kalkoff band, unknown date
14. Kasapsko #2 – EK
13. Chakalaroff – EK
12. Svishtovsko – EK
11. Malo – EK
10. Oi Devoiko – EK
9. Kasapsko – EK
8. Nesha – EK
7. Kostursko – EK
6. Bulgarsko – EK
5. Albanska – EK
4. Chanakale – EK
3. Tursko – EK
2. Garsko – EK
1. Narodno – EK