CREATE TABLE table_9901 ("Matrix" FLOAT, "Recording date" TEXT, "Title" TEXT, "Accompaniment" TEXT, "Paramount Issue No." FLOAT, "Sandra Lieb Classification" TEXT, "JSP 77933" TEXT, "Document DOCD" FLOAT)

what is the highest matrix when the recording date is 1926/03?
SELECT MAX("Matrix") FROM table_9901 WHERE "Recording date" = '1926/03'
SELECT MAX("Matrix") FROM "table_9901" WHERE "Recording date" = '1926/03'