CREATE TABLE table_73365 ("Piano" CLOB, "Conductor" CLOB, "Orchestra" CLOB, "Record Company" CLOB, "Year of Recording" FLOAT, "Format" CLOB)

Which orchestra has a recording year of 1951?
SELECT "Orchestra" FROM table_73365 WHERE "Year of Recording" = '1951'
SELECT "Orchestra" FROM "table_73365" WHERE "Year of Recording" = '1951'