11. It is equipped with a 42-rank, three-manual Moeller pipe organ and two concert grand pianos. 12. Two costly concert grand pianos were stolen on their way to a national piano competition. 13. This contributes to the response, brilliance and " singing " quality that concert grands offer. 14. Henry Mancini and Benny Goodman, good friends of Rudy Bozak, owned Concert Grand speaker systems. 15. All Concert Grand models starting from the B-310A contained two 16 Ohm B-209 midrange drivers. 16. The addition of a 9'Petrof Concert Grand piano created additional appeal of this venue to musicians. 17. It's a shiny black Steinway concert grand piano. 18. Use of the word " grand " with uprights should not be confused with concert grands . 19. The Concert Grand was the crown jewel of Bozak speaker systems since its introduction in 1951. 20. Dichter started playing his 9-foot Steinway concert grand .